def test_load_lang_adapter_from_hub(self): for config in ["pfeiffer+inv", "houlsby+inv"]: with self.subTest(config=config): model = AutoModel.from_pretrained( "bert-base-multilingual-cased") config = AdapterConfig.load(config, non_linearity="gelu", reduction_factor=2) loading_info = {} adapter_name = model.load_adapter("fi/wiki@ukp", config=config, set_active=True, loading_info=loading_info) self.assertEqual(0, len(loading_info["missing_keys"])) self.assertEqual(0, len(loading_info["unexpected_keys"])) # check if adapter & invertible adapter were added self.assertIn(adapter_name, model.config.adapters.adapters) self.assertIn(adapter_name, model.invertible_adapters) # check if config is valid # TODO-AH hashes are not guaranteed to be equal because of legacy keys in lang adapter config # expected_hash = get_adapter_config_hash(config) # real_hash = get_adapter_config_hash(model.config.adapters.get(adapter_name)) # self.assertEqual(expected_hash, real_hash) # check size of output in_data = ids_tensor((1, 128), 1000) output = model(in_data) self.assertEqual([1, 128, 768], list(output[0].size()))
def test_config_load(self): download_kwargs = {"force_download": True} for config_name in self.config_names: with self.subTest(config_name=config_name): config = AdapterConfig.load(config_name, download_kwargs=download_kwargs, non_linearity="leakyrelu") self.assertTrue(isinstance(config, AdapterConfig)) self.assertEqual(config.non_linearity, "leakyrelu")
def test_add_adapter_fusion(self): config_name = "pfeiffer" adapter_config = AdapterConfig.load(config_name) for adater_fusion_config_name, adapter_fusion_config in ADAPTERFUSION_CONFIG_MAP.items(): model = AutoModel.from_config(self.config()) model.eval() with self.subTest(model_class=model.__class__.__name__, config=config_name): name1 = f"{config_name}-1" name2 = f"{config_name}-2" model.add_adapter(name1, config=config_name) model.add_adapter(name2, config=config_name) # adapter is correctly added to config self.assertTrue(name1 in model.config.adapters) self.assertTrue(name2 in model.config.adapters) self.assertEqual(asdict(adapter_config), asdict(model.config.adapters.get(name1))) self.assertEqual(asdict(adapter_config), asdict(model.config.adapters.get(name2))) model.add_fusion([name1, name2], adater_fusion_config_name) # check forward pass input_ids = self.get_input_samples((1, 128), config=model.config) input_data = {"input_ids": input_ids} model.set_active_adapters([[name1, name2]]) adapter_output = model(**input_data) model.set_active_adapters(None) base_output = model(**input_data) self.assertEqual(len(adapter_output), len(base_output)) self.assertFalse(torch.equal(adapter_output[0], base_output[0]))
def test_load_adapter_from_hub(self): for config in ["pfeiffer", "houlsby"]: with self.subTest(config=config): model = BertForSequenceClassification.from_pretrained( "bert-base-uncased") loading_info = {} adapter_name = model.load_adapter("sts/mrpc@ukp", config=config, version="1", loading_info=loading_info) self.assertEqual(0, len(loading_info["missing_keys"])) # hotfix for unnecessary weights in old adapters unexpected_keys = [ k for k in loading_info["unexpected_keys"] if "adapter_attention" not in k ] self.assertEqual(0, len(unexpected_keys)) self.assertIn(adapter_name, model.config.adapters.adapters) # check if config is valid expected_hash = get_adapter_config_hash( AdapterConfig.load(config)) real_hash = get_adapter_config_hash( model.config.adapters.get(adapter_name)) self.assertEqual(expected_hash, real_hash) # check size of output in_data = ids_tensor((1, 128), 1000) output = model(in_data) self.assertEqual([1, 2], list(output[0].size()))
def test_load_task_adapter_from_hub(self): """This test checks if an adapter is loaded from the Hub correctly by evaluating it on some MRPC samples and comparing with the expected result. """ for config in ["pfeiffer", "houlsby"]: with self.subTest(config=config): tokenizer = AutoTokenizer.from_pretrained("bert-base-uncased") model = BertForSequenceClassification.from_pretrained( "bert-base-uncased") loading_info = {} adapter_name = model.load_adapter("sts/mrpc@ukp", config=config, version="1", loading_info=loading_info) model.train_adapter(adapter_name) self.assertEqual(0, len(loading_info["missing_keys"])) self.assertEqual(0, len(loading_info["unexpected_keys"])) self.assertIn(adapter_name, model.config.adapters.adapters) self.assertNotIn(adapter_name, model.base_model.invertible_adapters) # check if config is valid expected_hash = get_adapter_config_hash( AdapterConfig.load(config)) real_hash = get_adapter_config_hash( model.config.adapters.get(adapter_name)) self.assertEqual(expected_hash, real_hash) # setup dataset data_args = GlueDataTrainingArguments( task_name="mrpc", data_dir="./tests/fixtures/tests_samples/MRPC", overwrite_cache=True) eval_dataset = GlueDataset(data_args, tokenizer=tokenizer, mode="dev") training_args = TrainingArguments(output_dir="./examples", no_cuda=True) # evaluate trainer = Trainer( model=model, args=training_args, eval_dataset=eval_dataset, compute_metrics=self._compute_glue_metrics("mrpc"), adapter_names=["mrpc"], ) result = trainer.evaluate() self.assertGreater(result["eval_acc"], 0.9)
def __init__(self, config, task_name): super().__init__() self.config = config self.task_name = task_name # xlmr encoder self.xlmr_dim = 768 self.xlmr = XLMRobertaModel.from_pretrained(config.xlmr_model_name, cache_dir=os.path.join( config._cache_dir, 'xlmr'), output_hidden_states=True) self.xlmr_dropout = nn.Dropout(p=config.xlmr_dropout) # add task adapters task_config = AdapterConfig.load("pfeiffer", reduction_factor=6) self.xlmr.add_adapter(task_name, AdapterType.text_task, config=task_config) self.xlmr.train_adapter([task_name]) self.xlmr.set_active_adapters([task_name])
def test_load_adapter_with_head_from_hub(self): model = BertModelWithHeads.from_pretrained("bert-base-uncased") loading_info = {} adapter_name = model.load_adapter("qa/squad1@ukp", config="houlsby", version="1", loading_info=loading_info) self.assertEqual(0, len(loading_info["missing_keys"])) self.assertEqual(0, len(loading_info["unexpected_keys"])) self.assertIn(adapter_name, model.config.adapters.adapters) # check if config is valid expected_hash = get_adapter_config_hash(AdapterConfig.load("houlsby")) real_hash = get_adapter_config_hash(model.config.adapters.get(adapter_name)) self.assertEqual(expected_hash, real_hash) # check size of output in_data = ids_tensor((1, 128), 1000) output = model(in_data) self.assertEqual([1, 128], list(output[0].size()))
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser( (ModelArguments, DataTrainingArguments, Seq2SeqTrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) if data_args.source_prefix is None and model_args.model_name_or_path in [ "t5-small", "t5-base", "t5-large", "t5-3b", "t5-11b", ]: logger.warning( "You're running a t5 model but didn't provide a source prefix, which is the expected, e.g. with " "`--source_prefix 'summarize: ' `") # Detecting last checkpoint. last_checkpoint = None if os.path.isdir( training_args.output_dir ) and training_args.do_train and not training_args.overwrite_output_dir: last_checkpoint = get_last_checkpoint(training_args.output_dir) if last_checkpoint is None and len(os.listdir( training_args.output_dir)) > 0: raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " "Use --overwrite_output_dir to overcome.") elif last_checkpoint is not None: logger.info( f"Checkpoint detected, resuming training at {last_checkpoint}. To avoid this behavior, change " "the `--output_dir` or add `--overwrite_output_dir` to train from scratch." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", handlers=[logging.StreamHandler(sys.stdout)], ) logger.setLevel(logging.INFO if is_main_process(training_args.local_rank ) else logging.WARN) # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) # Set the verbosity to info of the Transformers logger (on main process only): if is_main_process(training_args.local_rank): transformers.utils.logging.set_verbosity_info() logger.info(f"Training/evaluation parameters {training_args}") # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own CSV/JSON training and evaluation files (see below) # or just provide the name of one of the public datasets available on the hub at https://huggingface.co/datasets/ # (the dataset will be downloaded automatically from the datasets Hub). # # For CSV/JSON files this script will use the first column for the full texts and the second column for the # summaries (unless you specify column names for this with the `text_column` and `summary_column` arguments). # # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.dataset_name is not None: # Downloading and loading a dataset from the hub. datasets = load_dataset(data_args.dataset_name, data_args.dataset_config_name) else: data_files = {} if data_args.train_file is not None: data_files["train"] = data_args.train_file extension = data_args.train_file.split(".")[-1] if data_args.validation_file is not None: data_files["validation"] = data_args.validation_file extension = data_args.validation_file.split(".")[-1] if data_args.test_file is not None: data_files["test"] = data_args.test_file extension = data_args.test_file.split(".")[-1] datasets = load_dataset(extension, data_files=data_files) # See more about loading any type of standard or custom dataset (from files, python dict, pandas DataFrame, etc) at # https://huggingface.co/docs/datasets/loading_datasets.html. # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast_tokenizer, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) model = AutoModelForSeq2SeqLM.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) if model.config.decoder_start_token_id is None: raise ValueError( "Make sure that `config.decoder_start_token_id` is correctly defined" ) # Setup adapters if adapter_args.train_adapter: task_name = data_args.dataset_name or "summarization" # check if adapter already exists, otherwise add it if task_name not in model.config.adapters: # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) else: if adapter_args.load_adapter or adapter_args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter training") prefix = data_args.source_prefix if data_args.source_prefix is not None else "" # Preprocessing the datasets. # We need to tokenize inputs and targets. if training_args.do_train: column_names = datasets["train"].column_names elif training_args.do_eval: column_names = datasets["validation"].column_names elif training_args.do_predict: column_names = datasets["test"].column_names else: logger.info( "There is nothing to do. Please pass `do_train`, `do_eval` and/or `do_predict`." ) return # Get the column names for input/target. dataset_columns = summarization_name_mapping.get(data_args.dataset_name, None) if data_args.text_column is None: text_column = dataset_columns[ 0] if dataset_columns is not None else column_names[0] else: text_column = data_args.text_column if text_column not in column_names: raise ValueError( f"--text_column' value '{data_args.text_column}' needs to be one of: {', '.join(column_names)}" ) if data_args.summary_column is None: summary_column = dataset_columns[ 1] if dataset_columns is not None else column_names[1] else: summary_column = data_args.summary_column if summary_column not in column_names: raise ValueError( f"--summary_column' value '{data_args.summary_column}' needs to be one of: {', '.join(column_names)}" ) # Temporarily set max_target_length for training. max_target_length = data_args.max_target_length padding = "max_length" if data_args.pad_to_max_length else False if training_args.label_smoothing_factor > 0 and not hasattr( model, "prepare_decoder_input_ids_from_labels"): logger.warn( "label_smoothing is enabled but the `prepare_decoder_input_ids_from_labels` method is not defined for" f"`{model.__class__.__name__}`. This will lead to loss being calculated twice and will take up more memory" ) def preprocess_function(examples): inputs = examples[text_column] targets = examples[summary_column] inputs = [prefix + inp for inp in inputs] model_inputs = tokenizer(inputs, max_length=data_args.max_source_length, padding=padding, truncation=True) # Setup the tokenizer for targets with tokenizer.as_target_tokenizer(): labels = tokenizer(targets, max_length=max_target_length, padding=padding, truncation=True) # If we are padding here, replace all tokenizer.pad_token_id in the labels by -100 when we want to ignore # padding in the loss. if padding == "max_length" and data_args.ignore_pad_token_for_loss: labels["input_ids"] = [[ (l if l != tokenizer.pad_token_id else -100) for l in label ] for label in labels["input_ids"]] model_inputs["labels"] = labels["input_ids"] return model_inputs if training_args.do_train: train_dataset = datasets["train"] if "train" not in datasets: raise ValueError("--do_train requires a train dataset") if data_args.max_train_samples is not None: train_dataset = train_dataset.select( range(data_args.max_train_samples)) train_dataset = train_dataset.map( preprocess_function, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, ) if training_args.do_eval: max_target_length = data_args.val_max_target_length if "validation" not in datasets: raise ValueError("--do_eval requires a validation dataset") eval_dataset = datasets["validation"] if data_args.max_val_samples is not None: eval_dataset = eval_dataset.select(range( data_args.max_val_samples)) eval_dataset = eval_dataset.map( preprocess_function, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, ) if training_args.do_predict: max_target_length = data_args.val_max_target_length if "test" not in datasets: raise ValueError("--do_predict requires a test dataset") test_dataset = datasets["test"] if data_args.max_test_samples is not None: test_dataset = test_dataset.select( range(data_args.max_test_samples)) test_dataset = test_dataset.map( preprocess_function, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, ) # Data collator label_pad_token_id = -100 if data_args.ignore_pad_token_for_loss else tokenizer.pad_token_id data_collator = DataCollatorForSeq2Seq( tokenizer, model=model, label_pad_token_id=label_pad_token_id, pad_to_multiple_of=8 if training_args.fp16 else None, ) # Metric metric = load_metric("rouge") def postprocess_text(preds, labels): preds = [pred.strip() for pred in preds] labels = [label.strip() for label in labels] # rougeLSum expects newline after each sentence preds = ["\n".join(nltk.sent_tokenize(pred)) for pred in preds] labels = ["\n".join(nltk.sent_tokenize(label)) for label in labels] return preds, labels def compute_metrics(eval_preds): preds, labels = eval_preds if isinstance(preds, tuple): preds = preds[0] decoded_preds = tokenizer.batch_decode(preds, skip_special_tokens=True) if data_args.ignore_pad_token_for_loss: # Replace -100 in the labels as we can't decode them. labels = np.where(labels != -100, labels, tokenizer.pad_token_id) decoded_labels = tokenizer.batch_decode(labels, skip_special_tokens=True) # Some simple post-processing decoded_preds, decoded_labels = postprocess_text( decoded_preds, decoded_labels) result = metric.compute(predictions=decoded_preds, references=decoded_labels, use_stemmer=True) # Extract a few results from ROUGE result = { key: value.mid.fmeasure * 100 for key, value in result.items() } prediction_lens = [ np.count_nonzero(pred != tokenizer.pad_token_id) for pred in preds ] result["gen_len"] = np.mean(prediction_lens) result = {k: round(v, 4) for k, v in result.items()} return result # Early stopping if data_args.patience and data_args.patience > 0: training_args.load_best_model_at_end = True # Initialize our Trainer trainer = Seq2SeqTrainer( model=model, args=training_args, train_dataset=train_dataset if training_args.do_train else None, eval_dataset=eval_dataset if training_args.do_eval else None, tokenizer=tokenizer, data_collator=data_collator, compute_metrics=compute_metrics if training_args.predict_with_generate else None, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) if data_args.patience and data_args.patience > 0: callback = EarlyStoppingCallback( early_stopping_patience=data_args.patience) trainer.add_callback(callback) # Training if training_args.do_train: if last_checkpoint is not None: checkpoint = last_checkpoint elif os.path.isdir(model_args.model_name_or_path): checkpoint = model_args.model_name_or_path else: checkpoint = None train_result = trainer.train(resume_from_checkpoint=checkpoint) trainer.save_model() # Saves the tokenizer too for easy upload metrics = train_result.metrics max_train_samples = (data_args.max_train_samples if data_args.max_train_samples is not None else len(train_dataset)) metrics["train_samples"] = min(max_train_samples, len(train_dataset)) trainer.log_metrics("train", metrics) trainer.save_metrics("train", metrics) trainer.save_state() # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") metrics = trainer.evaluate(max_length=data_args.val_max_target_length, num_beams=data_args.num_beams, metric_key_prefix="eval") max_val_samples = data_args.max_val_samples if data_args.max_val_samples is not None else len( eval_dataset) metrics["eval_samples"] = min(max_val_samples, len(eval_dataset)) trainer.log_metrics("eval", metrics) trainer.save_metrics("eval", metrics) if training_args.do_predict: logger.info("*** Test ***") test_results = trainer.predict( test_dataset, metric_key_prefix="test", max_length=data_args.val_max_target_length, num_beams=data_args.num_beams, ) metrics = test_results.metrics max_test_samples = data_args.max_test_samples if data_args.max_test_samples is not None else len( test_dataset) metrics["test_samples"] = min(max_test_samples, len(test_dataset)) trainer.log_metrics("test", metrics) trainer.save_metrics("test", metrics) if trainer.is_world_process_zero(): if training_args.predict_with_generate: test_preds = tokenizer.batch_decode( test_results.predictions, skip_special_tokens=True, clean_up_tokenization_spaces=True) test_preds = [pred.strip() for pred in test_preds] output_test_preds_file = os.path.join(training_args.output_dir, "test_generations.txt") with open(output_test_preds_file, "w") as writer: writer.write("\n".join(test_preds)) return results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1]) ) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses() # Detecting last checkpoint. last_checkpoint = None if os.path.isdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir: last_checkpoint = get_last_checkpoint(training_args.output_dir) if last_checkpoint is None and len(os.listdir(training_args.output_dir)) > 0: raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " "Use --overwrite_output_dir to overcome." ) elif last_checkpoint is not None: logger.info( f"Checkpoint detected, resuming training at {last_checkpoint}. To avoid this behavior, change " "the `--output_dir` or add `--overwrite_output_dir` to train from scratch." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", handlers=[logging.StreamHandler(sys.stdout)], ) logger.setLevel(logging.INFO if is_main_process(training_args.local_rank) else logging.WARN) # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) # Set the verbosity to info of the Transformers logger (on main process only): if is_main_process(training_args.local_rank): transformers.utils.logging.set_verbosity_info() transformers.utils.logging.enable_default_handler() transformers.utils.logging.enable_explicit_format() logger.info(f"Training/evaluation parameters {training_args}") # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own CSV/JSON/TXT training and evaluation files (see below) # or just provide the name of one of the public datasets available on the hub at https://huggingface.co/datasets/ # (the dataset will be downloaded automatically from the datasets Hub). # For CSV/JSON files, this script will use the column called 'text' or the first column if no column called # 'text' is found. You can easily tweak this behavior (see below). # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.train_file is not None or data_args.validation_file is not None: data_files = {} if data_args.train_file is not None: data_files["train"] = data_args.train_file if data_args.validation_file is not None: data_files["validation"] = data_args.validation_file extension = data_args.train_file.split(".")[-1] datasets = load_dataset(extension, data_files=data_files) else: # Downloading and loading the swag dataset from the hub. datasets = load_dataset("swag", "regular") # See more about loading any type of standard or custom dataset (from files, python dict, pandas DataFrame, etc) at # https://huggingface.co/docs/datasets/loading_datasets.html. # Load pretrained model and tokenizer # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast_tokenizer, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) model = AutoModelForMultipleChoice.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) # Setup adapters if adapter_args.train_adapter: task_name = "swag" # check if adapter already exists otherwise add it if task_name not in model.config.adapters: # resolve adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load adapter from hub if specified if adapter_args.load_adapter: model.load_adapter(adapter_args.load_adapter, config=adapter_config, load_as=task_name) else: model.add_adapter(task_name, config=adapter_config) # optionally load a pretrained language adapter if adapter_args.load_lang_adapter: # resolve language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those in this adapter model.train_adapter(task_name) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters(Fuse(lang_adapter_name, task_name)) else: model.set_active_adapters(task_name) else: if adapter_args.load_adapter or adapter_args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter_training" ) # When using your own dataset or a different dataset from swag, you will probably need to change this. ending_names = [f"ending{i}" for i in range(4)] context_name = "sent1" question_header_name = "sent2" if data_args.max_seq_length is None: max_seq_length = tokenizer.model_max_length if max_seq_length > 1024: logger.warn( f"The tokenizer picked seems to have a very large `model_max_length` ({tokenizer.model_max_length}). " "Picking 1024 instead. You can change that default value by passing --max_seq_length xxx." ) max_seq_length = 1024 else: if data_args.max_seq_length > tokenizer.model_max_length: logger.warn( f"The max_seq_length passed ({data_args.max_seq_length}) is larger than the maximum length for the" f"model ({tokenizer.model_max_length}). Using max_seq_length={tokenizer.model_max_length}." ) max_seq_length = min(data_args.max_seq_length, tokenizer.model_max_length) # Preprocessing the datasets. def preprocess_function(examples): first_sentences = [[context] * 4 for context in examples[context_name]] question_headers = examples[question_header_name] second_sentences = [ [f"{header} {examples[end][i]}" for end in ending_names] for i, header in enumerate(question_headers) ] # Flatten out first_sentences = sum(first_sentences, []) second_sentences = sum(second_sentences, []) # Tokenize tokenized_examples = tokenizer( first_sentences, second_sentences, truncation=True, max_length=max_seq_length, padding="max_length" if data_args.pad_to_max_length else False, ) # Un-flatten return {k: [v[i : i + 4] for i in range(0, len(v), 4)] for k, v in tokenized_examples.items()} if training_args.do_train: train_dataset = datasets["train"] if "train" not in datasets: raise ValueError("--do_train requires a train dataset") if data_args.max_train_samples is not None: train_dataset = train_dataset.select(range(data_args.max_train_samples)) train_dataset = train_dataset.map( preprocess_function, batched=True, num_proc=data_args.preprocessing_num_workers, load_from_cache_file=not data_args.overwrite_cache, ) if training_args.do_eval: if "validation" not in datasets: raise ValueError("--do_eval requires a validation dataset") eval_dataset = datasets["validation"] if data_args.max_val_samples is not None: eval_dataset = eval_dataset.select(range(data_args.max_val_samples)) eval_dataset = eval_dataset.map( preprocess_function, batched=True, num_proc=data_args.preprocessing_num_workers, load_from_cache_file=not data_args.overwrite_cache, ) # Data collator data_collator = ( default_data_collator if data_args.pad_to_max_length else DataCollatorForMultipleChoice(tokenizer=tokenizer, pad_to_multiple_of=8 if training_args.fp16 else None) ) # Metric def compute_metrics(eval_predictions): predictions, label_ids = eval_predictions preds = np.argmax(predictions, axis=1) return {"accuracy": (preds == label_ids).astype(np.float32).mean().item()} # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=train_dataset if training_args.do_train else None, eval_dataset=eval_dataset if training_args.do_eval else None, tokenizer=tokenizer, data_collator=data_collator, compute_metrics=compute_metrics, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: if last_checkpoint is not None: checkpoint = last_checkpoint elif os.path.isdir(model_args.model_name_or_path): checkpoint = model_args.model_name_or_path else: checkpoint = None train_result = trainer.train(resume_from_checkpoint=checkpoint) trainer.save_model() # Saves the tokenizer too for easy upload metrics = train_result.metrics max_train_samples = ( data_args.max_train_samples if data_args.max_train_samples is not None else len(train_dataset) ) metrics["train_samples"] = min(max_train_samples, len(train_dataset)) trainer.log_metrics("train", metrics) trainer.save_metrics("train", metrics) trainer.save_state() # Evaluation if training_args.do_eval: logger.info("*** Evaluate ***") metrics = trainer.evaluate() max_val_samples = data_args.max_val_samples if data_args.max_val_samples is not None else len(eval_dataset) metrics["eval_samples"] = min(max_val_samples, len(eval_dataset)) trainer.log_metrics("eval", metrics) trainer.save_metrics("eval", metrics)
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1]) ) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses() if ( os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir ): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " f"Use --overwrite_output_dir to overcome." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if training_args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", training_args.local_rank, training_args.device, training_args.n_gpu, bool(training_args.local_rank != -1), training_args.fp16, ) logger.info("Training/evaluation parameters %s", training_args) # Set seed set_seed(training_args.seed) # Prepare CONLL-2003 task labels = get_labels(data_args.labels) label_map: Dict[int, str] = {i: label for i, label in enumerate(labels)} num_labels = len(labels) # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, id2label=label_map, label2id={label: i for i, label in enumerate(labels)}, cache_dir=model_args.cache_dir, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast, ) model = AutoModelForTokenClassification.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ) # Setup adapters if adapter_args.train_adapter: task_name = "ner" # check if adapter already exists, otherwise add it if task_name not in model.config.adapters.adapter_list(AdapterType.text_task): # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, AdapterType.text_task, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, AdapterType.text_task, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, AdapterType.text_lang, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) # Get datasets train_dataset = ( NerDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, model_type=config.model_type, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.train, ) if training_args.do_train else None ) eval_dataset = ( NerDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, model_type=config.model_type, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.dev, ) if training_args.do_eval else None ) def align_predictions(predictions: np.ndarray, label_ids: np.ndarray) -> Tuple[List[int], List[int]]: preds = np.argmax(predictions, axis=2) batch_size, seq_len = preds.shape out_label_list = [[] for _ in range(batch_size)] preds_list = [[] for _ in range(batch_size)] for i in range(batch_size): for j in range(seq_len): if label_ids[i, j] != nn.CrossEntropyLoss().ignore_index: out_label_list[i].append(label_map[label_ids[i][j]]) preds_list[i].append(label_map[preds[i][j]]) return preds_list, out_label_list def compute_metrics(p: EvalPrediction) -> Dict: preds_list, out_label_list = align_predictions(p.predictions, p.label_ids) return { "precision": precision_score(out_label_list, preds_list), "recall": recall_score(out_label_list, preds_list), "f1": f1_score(out_label_list, preds_list), } # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=train_dataset, eval_dataset=eval_dataset, compute_metrics=compute_metrics, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: trainer.train( model_path=model_args.model_name_or_path if os.path.isdir(model_args.model_name_or_path) else None ) trainer.save_model() # For convenience, we also re-save the tokenizer to the same directory, # so that you can share your model easily on huggingface.co/models =) if trainer.is_world_master(): tokenizer.save_pretrained(training_args.output_dir) # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") result = trainer.evaluate() output_eval_file = os.path.join(training_args.output_dir, "eval_results.txt") if trainer.is_world_master(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results *****") for key, value in result.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) results.update(result) # Predict if training_args.do_predict: test_dataset = NerDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, model_type=config.model_type, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.test, ) predictions, label_ids, metrics = trainer.predict(test_dataset) preds_list, _ = align_predictions(predictions, label_ids) output_test_results_file = os.path.join(training_args.output_dir, "test_results.txt") if trainer.is_world_master(): with open(output_test_results_file, "w") as writer: for key, value in metrics.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) # Save predictions output_test_predictions_file = os.path.join(training_args.output_dir, "test_predictions.txt") if trainer.is_world_master(): with open(output_test_predictions_file, "w") as writer: with open(os.path.join(data_args.data_dir, "test.txt"), "r") as f: example_id = 0 for line in f: if line.startswith("-DOCSTART-") or line == "" or line == "\n": writer.write(line) if not preds_list[example_id]: example_id += 1 elif preds_list[example_id]: output_line = line.split()[0] + " " + preds_list[example_id].pop(0) + "\n" writer.write(output_line) else: logger.warning( "Maximum sequence length exceeded: No prediction for '%s'.", line.split()[0] ) return results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) # Detecting last checkpoint. last_checkpoint = None if os.path.isdir( training_args.output_dir ) and training_args.do_train and not training_args.overwrite_output_dir: last_checkpoint = get_last_checkpoint(training_args.output_dir) if last_checkpoint is None and len(os.listdir( training_args.output_dir)) > 0: raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " "Use --overwrite_output_dir to overcome.") elif last_checkpoint is not None: logger.info( f"Checkpoint detected, resuming training at {last_checkpoint}. To avoid this behavior, change " "the `--output_dir` or add `--overwrite_output_dir` to train from scratch." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", handlers=[logging.StreamHandler(sys.stdout)], ) logger.setLevel(logging.INFO if is_main_process(training_args.local_rank ) else logging.WARN) # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) # Set the verbosity to info of the Transformers logger (on main process only): if is_main_process(training_args.local_rank): transformers.utils.logging.set_verbosity_info() transformers.utils.logging.enable_default_handler() transformers.utils.logging.enable_explicit_format() logger.info(f"Training/evaluation parameters {training_args}") # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own CSV/JSON/TXT training and evaluation files (see below) # or just provide the name of one of the public datasets available on the hub at https://huggingface.co/datasets/ # (the dataset will be downloaded automatically from the datasets Hub). # # For CSV/JSON files, this script will use the column called 'text' or the first column if no column called # 'text' is found. You can easily tweak this behavior (see below). # # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.dataset_name is not None: # Downloading and loading a dataset from the hub. datasets = load_dataset(data_args.dataset_name, data_args.dataset_config_name) else: data_files = {} if data_args.train_file is not None: data_files["train"] = data_args.train_file extension = data_args.train_file.split(".")[-1] if data_args.validation_file is not None: data_files["validation"] = data_args.validation_file extension = data_args.validation_file.split(".")[-1] if data_args.test_file is not None: data_files["test"] = data_args.test_file extension = data_args.test_file.split(".")[-1] datasets = load_dataset(extension, data_files=data_files, field="data") # See more about loading any type of standard or custom dataset (from files, python dict, pandas DataFrame, etc) at # https://huggingface.co/docs/datasets/loading_datasets.html. # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=True, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) model = AutoModelForQuestionAnswering.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) # Tokenizer check: this script requires a fast tokenizer. if not isinstance(tokenizer, PreTrainedTokenizerFast): raise ValueError( "This example script only works for models that have a fast tokenizer. Checkout the big table of models " "at https://huggingface.co/transformers/index.html#bigtable to find the model types that meet this " "requirement") # Setup adapters if adapter_args.train_adapter: # new if data_args.madx2: # do not add adapter in the last transformer layers leave_out = [len(model.bert.encoder.layer) - 1] else: leave_out = [] # new # task_name = data_args.dataset_name or "squad" task_name = "qa" # optionally load a pretrained language adapter if adapter_args.load_lang_adapter: # resolve language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, leave_out=leave_out) # # load language adapter from Hub # lang_adapter_name = model.load_adapter( # adapter_args.load_lang_adapter, # config=lang_adapter_config, # load_as=adapter_args.language, # ) # new # load language adapter from path in load_lang_adapter task_mlm_load_as = 'mlm' lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, config=lang_adapter_config, load_as=task_mlm_load_as, with_head=False) else: lang_adapter_name = None # check if adapter already exists otherwise add it if task_name not in model.config.adapters: # # resolve adapter config # adapter_config = AdapterConfig.load( # adapter_args.adapter_config, # non_linearity=adapter_args.adapter_non_linearity, # reduction_factor=adapter_args.adapter_reduction_factor, # ) # new # resolve adapter config with (eventually) the MAD-X 2.0 option if adapter_args.adapter_config == "pfeiffer": from transformers.adapters.configuration import PfeifferConfig adapter_config = PfeifferConfig( non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, leave_out=leave_out) elif adapter_args.adapter_config == "pfeiffer+inv": from transformers.adapters.configuration import PfeifferInvConfig adapter_config = PfeifferInvConfig( non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, leave_out=leave_out) elif adapter_args.adapter_config == "houlsby": from transformers.adapters.configuration import HoulsbyConfig adapter_config = HoulsbyConfig( non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, leave_out=leave_out) elif adapter_args.adapter_config == "houlsby+inv": from transformers.adapters.configuration import HoulsbyInvConfig adapter_config = HoulsbyInvConfig( non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, leave_out=leave_out) # load adapter from hub if specified if adapter_args.load_adapter: model.load_adapter(adapter_args.load_adapter, config=adapter_config, load_as=task_name) else: model.add_adapter(task_name, config=adapter_config) # Set the adapters to be used in every forward pass if lang_adapter_name: model.active_adapters = Stack(task_mlm_load_as, task_name) else: model.set_active_adapters(task_name) # Freeze all model weights except of those in this adapter model.train_adapter(task_name) else: if adapter_args.load_adapter or adapter_args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter_training") # new # Put only the adapter after the MHA but not after the FF in the last layer if data_args.houlsby_MHA_lastlayer and adapter_args.train_adapter and not data_args.madx2 and task_name in model.config.adapters and ( adapter_args.adapter_config == "houlsby" or adapter_args.adapter_config == "houlsby+inv"): import torch from torch.nn import ModuleDict model.bert.encoder.layer[len(model.bert.encoder.layer) - 1].output.adapters = ModuleDict() # Preprocessing the datasets. # Preprocessing is slighlty different for training and evaluation. if training_args.do_train: column_names = datasets["train"].column_names elif training_args.do_eval: column_names = datasets["validation"].column_names else: column_names = datasets["test"].column_names question_column_name = "question" if "question" in column_names else column_names[ 0] context_column_name = "context" if "context" in column_names else column_names[ 1] answer_column_name = "answers" if "answers" in column_names else column_names[ 2] # Padding side determines if we do (question|context) or (context|question). pad_on_right = tokenizer.padding_side == "right" if data_args.max_seq_length > tokenizer.model_max_length: logger.warn( f"The max_seq_length passed ({data_args.max_seq_length}) is larger than the maximum length for the" f"model ({tokenizer.model_max_length}). Using max_seq_length={tokenizer.model_max_length}." ) max_seq_length = min(data_args.max_seq_length, tokenizer.model_max_length) # Training preprocessing def prepare_train_features(examples): # Tokenize our examples with truncation and maybe padding, but keep the overflows using a stride. This results # in one example possible giving several features when a context is long, each of those features having a # context that overlaps a bit the context of the previous feature. tokenized_examples = tokenizer( examples[ question_column_name if pad_on_right else context_column_name], examples[ context_column_name if pad_on_right else question_column_name], truncation="only_second" if pad_on_right else "only_first", max_length=max_seq_length, stride=data_args.doc_stride, return_overflowing_tokens=True, return_offsets_mapping=True, padding="max_length" if data_args.pad_to_max_length else False, ) # Since one example might give us several features if it has a long context, we need a map from a feature to # its corresponding example. This key gives us just that. sample_mapping = tokenized_examples.pop("overflow_to_sample_mapping") # The offset mappings will give us a map from token to character position in the original context. This will # help us compute the start_positions and end_positions. offset_mapping = tokenized_examples.pop("offset_mapping") # Let's label those examples! tokenized_examples["start_positions"] = [] tokenized_examples["end_positions"] = [] for i, offsets in enumerate(offset_mapping): # We will label impossible answers with the index of the CLS token. input_ids = tokenized_examples["input_ids"][i] cls_index = input_ids.index(tokenizer.cls_token_id) # Grab the sequence corresponding to that example (to know what is the context and what is the question). sequence_ids = tokenized_examples.sequence_ids(i) # One example can give several spans, this is the index of the example containing this span of text. sample_index = sample_mapping[i] answers = examples[answer_column_name][sample_index] # If no answers are given, set the cls_index as answer. if len(answers["answer_start"]) == 0: tokenized_examples["start_positions"].append(cls_index) tokenized_examples["end_positions"].append(cls_index) else: # Start/end character index of the answer in the text. start_char = answers["answer_start"][0] end_char = start_char + len(answers["text"][0]) # Start token index of the current span in the text. token_start_index = 0 while sequence_ids[token_start_index] != (1 if pad_on_right else 0): token_start_index += 1 # End token index of the current span in the text. token_end_index = len(input_ids) - 1 while sequence_ids[token_end_index] != (1 if pad_on_right else 0): token_end_index -= 1 # Detect if the answer is out of the span (in which case this feature is labeled with the CLS index). if not (offsets[token_start_index][0] <= start_char and offsets[token_end_index][1] >= end_char): tokenized_examples["start_positions"].append(cls_index) tokenized_examples["end_positions"].append(cls_index) else: # Otherwise move the token_start_index and token_end_index to the two ends of the answer. # Note: we could go after the last offset if the answer is the last word (edge case). while token_start_index < len(offsets) and offsets[ token_start_index][0] <= start_char: token_start_index += 1 tokenized_examples["start_positions"].append( token_start_index - 1) while offsets[token_end_index][1] >= end_char: token_end_index -= 1 tokenized_examples["end_positions"].append( token_end_index + 1) return tokenized_examples if training_args.do_train: if "train" not in datasets: raise ValueError("--do_train requires a train dataset") train_dataset = datasets["train"] if data_args.max_train_samples is not None: # We will select sample from whole data if agument is specified train_dataset = train_dataset.select( range(data_args.max_train_samples)) # Create train feature from dataset train_dataset = train_dataset.map( prepare_train_features, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, ) if data_args.max_train_samples is not None: # Number of samples might increase during Feature Creation, We select only specified max samples train_dataset = train_dataset.select( range(data_args.max_train_samples)) # Validation preprocessing def prepare_validation_features(examples): # Tokenize our examples with truncation and maybe padding, but keep the overflows using a stride. This results # in one example possible giving several features when a context is long, each of those features having a # context that overlaps a bit the context of the previous feature. tokenized_examples = tokenizer( examples[ question_column_name if pad_on_right else context_column_name], examples[ context_column_name if pad_on_right else question_column_name], truncation="only_second" if pad_on_right else "only_first", max_length=max_seq_length, stride=data_args.doc_stride, return_overflowing_tokens=True, return_offsets_mapping=True, padding="max_length" if data_args.pad_to_max_length else False, ) # Since one example might give us several features if it has a long context, we need a map from a feature to # its corresponding example. This key gives us just that. sample_mapping = tokenized_examples.pop("overflow_to_sample_mapping") # For evaluation, we will need to convert our predictions to substrings of the context, so we keep the # corresponding example_id and we will store the offset mappings. tokenized_examples["example_id"] = [] for i in range(len(tokenized_examples["input_ids"])): # Grab the sequence corresponding to that example (to know what is the context and what is the question). sequence_ids = tokenized_examples.sequence_ids(i) context_index = 1 if pad_on_right else 0 # One example can give several spans, this is the index of the example containing this span of text. sample_index = sample_mapping[i] tokenized_examples["example_id"].append( examples["id"][sample_index]) # Set to None the offset_mapping that are not part of the context so it's easy to determine if a token # position is part of the context or not. tokenized_examples["offset_mapping"][i] = [ (o if sequence_ids[k] == context_index else None) for k, o in enumerate(tokenized_examples["offset_mapping"][i]) ] return tokenized_examples if training_args.do_eval: if "validation" not in datasets: raise ValueError("--do_eval requires a validation dataset") eval_examples = datasets["validation"] if data_args.max_val_samples is not None: # We will select sample from whole data eval_examples = eval_examples.select( range(data_args.max_val_samples)) # Validation Feature Creation eval_dataset = eval_examples.map( prepare_validation_features, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, ) if data_args.max_val_samples is not None: # During Feature creation dataset samples might increase, we will select required samples again eval_dataset = eval_dataset.select(range( data_args.max_val_samples)) if training_args.do_predict: if "test" not in datasets: raise ValueError("--do_predict requires a test dataset") test_examples = datasets["test"] if data_args.max_test_samples is not None: # We will select sample from whole data test_examples = test_examples.select( range(data_args.max_test_samples)) # Test Feature Creation test_dataset = test_examples.map( prepare_validation_features, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, ) if data_args.max_test_samples is not None: # During Feature creation dataset samples might increase, we will select required samples again test_dataset = test_dataset.select( range(data_args.max_test_samples)) # Data collator # We have already padded to max length if the corresponding flag is True, otherwise we need to pad in the data # collator. data_collator = (default_data_collator if data_args.pad_to_max_length else DataCollatorWithPadding( tokenizer, pad_to_multiple_of=8 if training_args.fp16 else None)) # Post-processing: def post_processing_function(examples, features, predictions, stage="eval"): # Post-processing: we match the start logits and end logits to answers in the original context. predictions = postprocess_qa_predictions( examples=examples, features=features, predictions=predictions, version_2_with_negative=data_args.version_2_with_negative, n_best_size=data_args.n_best_size, max_answer_length=data_args.max_answer_length, null_score_diff_threshold=data_args.null_score_diff_threshold, output_dir=training_args.output_dir, is_world_process_zero=trainer.is_world_process_zero(), prefix=stage, ) # Format the result to the format the metric expects. if data_args.version_2_with_negative: formatted_predictions = [{ "id": k, "prediction_text": v, "no_answer_probability": 0.0 } for k, v in predictions.items()] else: formatted_predictions = [{ "id": k, "prediction_text": v } for k, v in predictions.items()] references = [{ "id": ex["id"], "answers": ex[answer_column_name] } for ex in examples] return EvalPrediction(predictions=formatted_predictions, label_ids=references) metric = load_metric( "squad_v2" if data_args.version_2_with_negative else "squad") def compute_metrics(p: EvalPrediction): results = metric.compute(predictions=p.predictions, references=p.label_ids) # new (change the metric name f1 to eval_f1 in order to avoid a bug at the evaluation time results['eval_f1'] = results['f1'] results.pop('f1') return results # Initialize our Trainer trainer = QuestionAnsweringTrainer( model=model, args=training_args, train_dataset=train_dataset if training_args.do_train else None, eval_dataset=eval_dataset if training_args.do_eval else None, eval_examples=eval_examples if training_args.do_eval else None, tokenizer=tokenizer, data_collator=data_collator, post_process_function=post_processing_function, compute_metrics=compute_metrics, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, callbacks=[ EarlyStoppingCallback( early_stopping_patience=data_args.early_stopping_patience) ] if training_args.load_best_model_at_end else None, ) # Training if training_args.do_train: if last_checkpoint is not None: checkpoint = last_checkpoint elif os.path.isdir(model_args.model_name_or_path): checkpoint = model_args.model_name_or_path else: checkpoint = None train_result = trainer.train(resume_from_checkpoint=checkpoint) trainer.save_model() # Saves the tokenizer too for easy upload metrics = train_result.metrics max_train_samples = (data_args.max_train_samples if data_args.max_train_samples is not None else len(train_dataset)) metrics["train_samples"] = min(max_train_samples, len(train_dataset)) trainer.log_metrics("train", metrics) trainer.save_metrics("train", metrics) trainer.save_state() # Evaluation if training_args.do_eval: logger.info("*** Evaluate ***") metrics = trainer.evaluate() max_val_samples = data_args.max_val_samples if data_args.max_val_samples is not None else len( eval_dataset) metrics["eval_samples"] = min(max_val_samples, len(eval_dataset)) trainer.log_metrics("eval", metrics) trainer.save_metrics("eval", metrics) return metrics # Prediction if training_args.do_predict: logger.info("*** Predict ***") results = trainer.predict(test_dataset, test_examples) metrics = results.metrics max_test_samples = data_args.max_test_samples if data_args.max_test_samples is not None else len( test_dataset) metrics["test_samples"] = min(max_test_samples, len(test_dataset)) trainer.log_metrics("test", metrics) trainer.save_metrics("test", metrics)
max_seq_length=max_seq_length, overwrite_cache=overwrite_tokenizer, mode=Split.test, ) if training_args.do_eval else None) config = BertConfig.from_pretrained( model_name_or_path, num_labels=num_labels, finetuning_task=task_name, #cache_dir=cache_dir, ) model = AutoModelWithHeads.from_pretrained(model_name_or_path, config=config) model.add_multiple_choice_head("csqa", num_choices=5) adapter_config = AdapterConfig.load(adapter_config_path) model.load_adapter(adapter_name_or_path, "text_task", config=adapter_config) #model.train_adapter([adapter_name_or_path]) model.set_active_adapters([[adapter_name_or_path]]) # Metric def simple_accuracy(preds, labels): return (preds == labels).mean() def compute_metrics(p: EvalPrediction): preds = np.argmax(p.predictions, axis=1) return {"acc": simple_accuracy(preds, p.label_ids)}
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) if (os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " f"Use --overwrite_output_dir to overcome.") # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if training_args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", training_args.local_rank, training_args.device, training_args.n_gpu, bool(training_args.local_rank != -1), training_args.fp16, ) logger.info("Training/evaluation parameters %s", training_args) # Set seed set_seed(training_args.seed) try: num_labels = glue_tasks_num_labels[data_args.task_name] output_mode = glue_output_modes[data_args.task_name] except KeyError: raise ValueError("Task not found: %s" % (data_args.task_name)) # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, finetuning_task=data_args.task_name, cache_dir=model_args.cache_dir, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, ) model = AutoModelForSequenceClassification.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ) # Setup adapters if adapter_args.train_adapter: task_name = data_args.task_name # check if adapter already exists, otherwise add it if task_name not in model.config.adapters.adapter_list( AdapterType.text_task): # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, AdapterType.text_task, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, AdapterType.text_task, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, AdapterType.text_lang, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) # Get datasets train_dataset = (GlueDataset( data_args, tokenizer=tokenizer, cache_dir=model_args.cache_dir) if training_args.do_train else None) eval_dataset = (GlueDataset(data_args, tokenizer=tokenizer, mode="dev", cache_dir=model_args.cache_dir) if training_args.do_eval else None) test_dataset = (GlueDataset(data_args, tokenizer=tokenizer, mode="test", cache_dir=model_args.cache_dir) if training_args.do_predict else None) def build_compute_metrics_fn( task_name: str) -> Callable[[EvalPrediction], Dict]: def compute_metrics_fn(p: EvalPrediction): preds = p.predictions[0] if isinstance(p.predictions, tuple) else p.predictions if output_mode == "classification": preds = np.argmax(preds, axis=1) else: # regression preds = np.squeeze(preds) return glue_compute_metrics(task_name, preds, p.label_ids) return compute_metrics_fn # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=train_dataset, eval_dataset=eval_dataset, compute_metrics=build_compute_metrics_fn(data_args.task_name), do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: trainer.train(model_path=model_args.model_name_or_path if os.path. isdir(model_args.model_name_or_path) else None) trainer.save_model() # For convenience, we also re-save the tokenizer to the same directory, # so that you can share your model easily on huggingface.co/models =) if trainer.is_world_master(): tokenizer.save_pretrained(training_args.output_dir) # Evaluation eval_results = {} if training_args.do_eval: logger.info("*** Evaluate ***") # Loop to handle MNLI double evaluation (matched, mis-matched) eval_datasets = [eval_dataset] if data_args.task_name == "mnli": mnli_mm_data_args = dataclasses.replace(data_args, task_name="mnli-mm") eval_datasets.append( GlueDataset(mnli_mm_data_args, tokenizer=tokenizer, mode="dev", cache_dir=model_args.cache_dir)) for eval_dataset in eval_datasets: trainer.compute_metrics = build_compute_metrics_fn( eval_dataset.args.task_name) eval_result = trainer.evaluate(eval_dataset=eval_dataset) output_eval_file = os.path.join( training_args.output_dir, f"eval_results_{eval_dataset.args.task_name}.txt") if trainer.is_world_master(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results {} *****".format( eval_dataset.args.task_name)) for key, value in eval_result.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) eval_results.update(eval_result) if training_args.do_predict: logging.info("*** Test ***") test_datasets = [test_dataset] if data_args.task_name == "mnli": mnli_mm_data_args = dataclasses.replace(data_args, task_name="mnli-mm") test_datasets.append( GlueDataset(mnli_mm_data_args, tokenizer=tokenizer, mode="test", cache_dir=model_args.cache_dir)) for test_dataset in test_datasets: predictions = trainer.predict( test_dataset=test_dataset).predictions if output_mode == "classification": predictions = np.argmax(predictions, axis=1) output_test_file = os.path.join( training_args.output_dir, f"test_results_{test_dataset.args.task_name}.txt") if trainer.is_world_master(): with open(output_test_file, "w") as writer: logger.info("***** Test results {} *****".format( test_dataset.args.task_name)) writer.write("index\tprediction\n") for index, item in enumerate(predictions): if output_mode == "regression": writer.write("%d\t%3.3f\n" % (index, item)) else: item = test_dataset.get_labels()[item] writer.write("%d\t%s\n" % (index, item)) return eval_results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser( (ModelArguments, DataTrainingArguments, Seq2SeqTrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", handlers=[logging.StreamHandler(sys.stdout)], ) log_level = training_args.get_process_log_level() logger.setLevel(log_level) datasets.utils.logging.set_verbosity(log_level) transformers.utils.logging.set_verbosity(log_level) transformers.utils.logging.enable_default_handler() transformers.utils.logging.enable_explicit_format() # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) logger.info(f"Training/evaluation parameters {training_args}") if data_args.source_prefix is None and model_args.model_name_or_path in [ "t5-small", "t5-base", "t5-large", "t5-3b", "t5-11b", ]: logger.warning( "You're running a t5 model but didn't provide a source prefix, which is expected, e.g. with " "`--source_prefix 'translate English to German: ' `") # Detecting last checkpoint. last_checkpoint = None if os.path.isdir( training_args.output_dir ) and training_args.do_train and not training_args.overwrite_output_dir: last_checkpoint = get_last_checkpoint(training_args.output_dir) if last_checkpoint is None and len(os.listdir( training_args.output_dir)) > 0: raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " "Use --overwrite_output_dir to overcome.") elif last_checkpoint is not None and training_args.resume_from_checkpoint is None: logger.info( f"Checkpoint detected, resuming training at {last_checkpoint}. To avoid this behavior, change " "the `--output_dir` or add `--overwrite_output_dir` to train from scratch." ) # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own JSON training and evaluation files (see below) # or just provide the name of one of the public datasets available on the hub at https://huggingface.co/datasets/ # (the dataset will be downloaded automatically from the datasets Hub). # # For translation, only JSON files are supported, with one field named "translation" containing two keys for the # source and target languages (unless you adapt what follows). # # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.dataset_name is not None: # Downloading and loading a dataset from the hub. raw_datasets = load_dataset(data_args.dataset_name, data_args.dataset_config_name, cache_dir=model_args.cache_dir) else: data_files = {} if data_args.train_file is not None: data_files["train"] = data_args.train_file extension = data_args.train_file.split(".")[-1] if data_args.validation_file is not None: data_files["validation"] = data_args.validation_file extension = data_args.validation_file.split(".")[-1] if data_args.test_file is not None: data_files["test"] = data_args.test_file extension = data_args.test_file.split(".")[-1] raw_datasets = load_dataset(extension, data_files=data_files, cache_dir=model_args.cache_dir) # See more about loading any type of standard or custom dataset (from files, python dict, pandas DataFrame, etc) at # https://huggingface.co/docs/datasets/loading_datasets.html. # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast_tokenizer, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) model = AutoModelForSeq2SeqLM.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) model.resize_token_embeddings(len(tokenizer)) # Set decoder_start_token_id if model.config.decoder_start_token_id is None and isinstance( tokenizer, (MBartTokenizer, MBartTokenizerFast)): if isinstance(tokenizer, MBartTokenizer): model.config.decoder_start_token_id = tokenizer.lang_code_to_id[ data_args.target_lang] else: model.config.decoder_start_token_id = tokenizer.convert_tokens_to_ids( data_args.target_lang) if model.config.decoder_start_token_id is None: raise ValueError( "Make sure that `config.decoder_start_token_id` is correctly defined" ) # Setup adapters if adapter_args.train_adapter: task_name = data_args.source_lang.split( "_")[0] + "_" + data_args.target_lang.split("_")[0] # check if adapter already exists, otherwise add it if task_name not in model.config.adapters: # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters(ac.Stack(lang_adapter_name, task_name)) else: model.set_active_adapters([task_name]) else: if adapter_args.load_adapter or adapter_args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter training") prefix = data_args.source_prefix if data_args.source_prefix is not None else "" # Preprocessing the datasets. # We need to tokenize inputs and targets. if training_args.do_train: column_names = raw_datasets["train"].column_names elif training_args.do_eval: column_names = raw_datasets["validation"].column_names elif training_args.do_predict: column_names = raw_datasets["test"].column_names else: logger.info( "There is nothing to do. Please pass `do_train`, `do_eval` and/or `do_predict`." ) return # For translation we set the codes of our source and target languages (only useful for mBART, the others will # ignore those attributes). if isinstance(tokenizer, tuple(MULTILINGUAL_TOKENIZERS)): assert data_args.target_lang is not None and data_args.source_lang is not None, ( f"{tokenizer.__class__.__name__} is a multilingual tokenizer which requires --source_lang and " "--target_lang arguments.") tokenizer.src_lang = data_args.source_lang tokenizer.tgt_lang = data_args.target_lang # For multilingual translation models like mBART-50 and M2M100 we need to force the target language token # as the first generated token. We ask the user to explicitly provide this as --forced_bos_token argument. forced_bos_token_id = ( tokenizer.lang_code_to_id[data_args.forced_bos_token] if data_args.forced_bos_token is not None else None) model.config.forced_bos_token_id = forced_bos_token_id # Get the language codes for input/target. source_lang = data_args.source_lang.split("_")[0] target_lang = data_args.target_lang.split("_")[0] # Temporarily set max_target_length for training. max_target_length = data_args.max_target_length padding = "max_length" if data_args.pad_to_max_length else False if training_args.label_smoothing_factor > 0 and not hasattr( model, "prepare_decoder_input_ids_from_labels"): logger.warning( "label_smoothing is enabled but the `prepare_decoder_input_ids_from_labels` method is not defined for" f"`{model.__class__.__name__}`. This will lead to loss being calculated twice and will take up more memory" ) def preprocess_function(examples): inputs = [ex[source_lang] for ex in examples["translation"]] targets = [ex[target_lang] for ex in examples["translation"]] inputs = [prefix + inp for inp in inputs] model_inputs = tokenizer(inputs, max_length=data_args.max_source_length, padding=padding, truncation=True) # Setup the tokenizer for targets with tokenizer.as_target_tokenizer(): labels = tokenizer(targets, max_length=max_target_length, padding=padding, truncation=True) # If we are padding here, replace all tokenizer.pad_token_id in the labels by -100 when we want to ignore # padding in the loss. if padding == "max_length" and data_args.ignore_pad_token_for_loss: labels["input_ids"] = [[ (l if l != tokenizer.pad_token_id else -100) for l in label ] for label in labels["input_ids"]] model_inputs["labels"] = labels["input_ids"] return model_inputs if training_args.do_train: if "train" not in raw_datasets: raise ValueError("--do_train requires a train dataset") train_dataset = raw_datasets["train"] if data_args.max_train_samples is not None: train_dataset = train_dataset.select( range(data_args.max_train_samples)) with training_args.main_process_first( desc="train dataset map pre-processing"): train_dataset = train_dataset.map( preprocess_function, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, desc="Running tokenizer on train dataset", ) if training_args.do_eval: max_target_length = data_args.val_max_target_length if "validation" not in raw_datasets: raise ValueError("--do_eval requires a validation dataset") eval_dataset = raw_datasets["validation"] if data_args.max_eval_samples is not None: eval_dataset = eval_dataset.select( range(data_args.max_eval_samples)) with training_args.main_process_first( desc="validation dataset map pre-processing"): eval_dataset = eval_dataset.map( preprocess_function, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, desc="Running tokenizer on validation dataset", ) if training_args.do_predict: max_target_length = data_args.val_max_target_length if "test" not in raw_datasets: raise ValueError("--do_predict requires a test dataset") predict_dataset = raw_datasets["test"] if data_args.max_predict_samples is not None: predict_dataset = predict_dataset.select( range(data_args.max_predict_samples)) with training_args.main_process_first( desc="prediction dataset map pre-processing"): predict_dataset = predict_dataset.map( preprocess_function, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=column_names, load_from_cache_file=not data_args.overwrite_cache, desc="Running tokenizer on prediction dataset", ) # Data collator label_pad_token_id = -100 if data_args.ignore_pad_token_for_loss else tokenizer.pad_token_id if data_args.pad_to_max_length: data_collator = default_data_collator else: data_collator = DataCollatorForSeq2Seq( tokenizer, model=model, label_pad_token_id=label_pad_token_id, pad_to_multiple_of=8 if training_args.fp16 else None, ) # Metric metric = load_metric("sacrebleu") def postprocess_text(preds, labels): preds = [pred.strip() for pred in preds] labels = [[label.strip()] for label in labels] return preds, labels def compute_metrics(eval_preds): preds, labels = eval_preds if isinstance(preds, tuple): preds = preds[0] decoded_preds = tokenizer.batch_decode(preds, skip_special_tokens=True) if data_args.ignore_pad_token_for_loss: # Replace -100 in the labels as we can't decode them. labels = np.where(labels != -100, labels, tokenizer.pad_token_id) decoded_labels = tokenizer.batch_decode(labels, skip_special_tokens=True) # Some simple post-processing decoded_preds, decoded_labels = postprocess_text( decoded_preds, decoded_labels) result = metric.compute(predictions=decoded_preds, references=decoded_labels) result = {"bleu": result["score"]} prediction_lens = [ np.count_nonzero(pred != tokenizer.pad_token_id) for pred in preds ] result["gen_len"] = np.mean(prediction_lens) result = {k: round(v, 4) for k, v in result.items()} return result # Early stopping if data_args.patience and data_args.patience > 0: training_args.load_best_model_at_end = True # Initialize our Trainer trainer_class = Seq2SeqAdapterTrainer if adapter_args.train_adapter else Seq2SeqTrainer trainer = trainer_class( model=model, args=training_args, train_dataset=train_dataset if training_args.do_train else None, eval_dataset=eval_dataset if training_args.do_eval else None, tokenizer=tokenizer, data_collator=data_collator, compute_metrics=compute_metrics if training_args.predict_with_generate else None, ) if data_args.patience and data_args.patience > 0: callback = EarlyStoppingCallback( early_stopping_patience=data_args.patience) trainer.add_callback(callback) # Training if training_args.do_train: checkpoint = None if training_args.resume_from_checkpoint is not None: checkpoint = training_args.resume_from_checkpoint elif last_checkpoint is not None: checkpoint = last_checkpoint train_result = trainer.train(resume_from_checkpoint=checkpoint) trainer.save_model() # Saves the tokenizer too for easy upload metrics = train_result.metrics max_train_samples = (data_args.max_train_samples if data_args.max_train_samples is not None else len(train_dataset)) metrics["train_samples"] = min(max_train_samples, len(train_dataset)) trainer.log_metrics("train", metrics) trainer.save_metrics("train", metrics) trainer.save_state() # Evaluation results = {} max_length = (training_args.generation_max_length if training_args.generation_max_length is not None else data_args.val_max_target_length) num_beams = data_args.num_beams if data_args.num_beams is not None else training_args.generation_num_beams if training_args.do_eval: logger.info("*** Evaluate ***") metrics = trainer.evaluate(max_length=max_length, num_beams=num_beams, metric_key_prefix="eval") max_eval_samples = data_args.max_eval_samples if data_args.max_eval_samples is not None else len( eval_dataset) metrics["eval_samples"] = min(max_eval_samples, len(eval_dataset)) trainer.log_metrics("eval", metrics) trainer.save_metrics("eval", metrics) if training_args.do_predict: logger.info("*** Predict ***") predict_results = trainer.predict(predict_dataset, metric_key_prefix="predict", max_length=max_length, num_beams=num_beams) metrics = predict_results.metrics max_predict_samples = (data_args.max_predict_samples if data_args.max_predict_samples is not None else len(predict_dataset)) metrics["predict_samples"] = min(max_predict_samples, len(predict_dataset)) trainer.log_metrics("predict", metrics) trainer.save_metrics("predict", metrics) if trainer.is_world_process_zero(): if training_args.predict_with_generate: predictions = tokenizer.batch_decode( predict_results.predictions, skip_special_tokens=True, clean_up_tokenization_spaces=True) predictions = [pred.strip() for pred in predictions] output_prediction_file = os.path.join( training_args.output_dir, "generated_predictions.txt") with open(output_prediction_file, "w", encoding="utf-8") as writer: writer.write("\n".join(predictions)) kwargs = { "finetuned_from": model_args.model_name_or_path, "tasks": "translation" } if data_args.dataset_name is not None: kwargs["dataset_tags"] = data_args.dataset_name if data_args.dataset_config_name is not None: kwargs["dataset_args"] = data_args.dataset_config_name kwargs[ "dataset"] = f"{data_args.dataset_name} {data_args.dataset_config_name}" else: kwargs["dataset"] = data_args.dataset_name languages = [ l for l in [data_args.source_lang, data_args.target_lang] if l is not None ] if len(languages) > 0: kwargs["language"] = languages if training_args.push_to_hub: trainer.push_to_hub(**kwargs) else: trainer.create_model_card(**kwargs) return results
import torch from transformers import AutoTokenizer, AutoModelForSequenceClassification, AdapterType, BertForSequenceClassification, InputFeatures model = BertForSequenceClassification.from_pretrained("bert-base-uncased", num_labels=3) tokenizer = AutoTokenizer.from_pretrained("bert-base-uncased") #model.load_adapter("sentiment/sst-2@ukp") from transformers import AdapterConfig config = AdapterConfig.load("pfeiffer") #model.load_adapter("nli/multinli@ukp", "text_task", config=config) model.load_adapter( "/home/theorist17/projects/adapter/adapters/MNLI/checkpoint-18000/mnli/", "text_task", config=config) model.eval() def predict(sentence, sentence2): bert_encoding = tokenizer.encode_plus( tokenizer.tokenize(sentence), text_pair=tokenizer.tokenize(sentence2), max_length=128, pad_to_max_length=True) # for key, value in bert_encoding.items(): # print("{}:\n\t{}".format(key, value)) print( 'Decoded!', tokenizer.convert_tokens_to_string( tokenizer.convert_ids_to_tokens(bert_encoding['input_ids'])))
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", handlers=[logging.StreamHandler(sys.stdout)], ) log_level = training_args.get_process_log_level() logger.setLevel(log_level) datasets.utils.logging.set_verbosity(log_level) transformers.utils.logging.set_verbosity(log_level) transformers.utils.logging.enable_default_handler() transformers.utils.logging.enable_explicit_format() # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) logger.info(f"Training/evaluation parameters {training_args}") # Detecting last checkpoint. last_checkpoint = None if os.path.isdir( training_args.output_dir ) and training_args.do_train and not training_args.overwrite_output_dir: last_checkpoint = get_last_checkpoint(training_args.output_dir) if last_checkpoint is None and len(os.listdir( training_args.output_dir)) > 0: raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " "Use --overwrite_output_dir to overcome.") elif last_checkpoint is not None and training_args.resume_from_checkpoint is None: logger.info( f"Checkpoint detected, resuming training at {last_checkpoint}. To avoid this behavior, change " "the `--output_dir` or add `--overwrite_output_dir` to train from scratch." ) # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own CSV/JSON training and evaluation files (see below) # or specify a GLUE benchmark task (the dataset will be downloaded automatically from the datasets Hub). # # For CSV/JSON files, this script will use as labels the column called 'label' and as pair of sentences the # sentences in columns called 'sentence1' and 'sentence2' if such column exists or the first two columns not named # label if at least two columns are provided. # # If the CSVs/JSONs contain only one non-label column, the script does single sentence classification on this # single column. You can easily tweak this behavior (see below) # # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.task_name is not None: # Downloading and loading a dataset from the hub. raw_datasets = load_dataset("glue", data_args.task_name, cache_dir=model_args.cache_dir) elif data_args.dataset_name is not None: # Downloading and loading a dataset from the hub. raw_datasets = load_dataset(data_args.dataset_name, data_args.dataset_config_name, cache_dir=model_args.cache_dir) else: # Loading a dataset from your local files. # CSV/JSON training and evaluation files are needed. data_files = { "train": data_args.train_file, "validation": data_args.validation_file } # Get the test dataset: you can provide your own CSV/JSON test file (see below) # when you use `do_predict` without specifying a GLUE benchmark task. if training_args.do_predict: if data_args.test_file is not None: train_extension = data_args.train_file.split(".")[-1] test_extension = data_args.test_file.split(".")[-1] assert ( test_extension == train_extension ), "`test_file` should have the same extension (csv or json) as `train_file`." data_files["test"] = data_args.test_file else: raise ValueError( "Need either a GLUE task or a test file for `do_predict`.") for key in data_files.keys(): logger.info(f"load a local file for {key}: {data_files[key]}") if data_args.train_file.endswith(".csv"): # Loading a dataset from local csv files raw_datasets = load_dataset("csv", data_files=data_files, cache_dir=model_args.cache_dir) else: # Loading a dataset from local json files raw_datasets = load_dataset("json", data_files=data_files, cache_dir=model_args.cache_dir) # See more about loading any type of standard or custom dataset at # https://huggingface.co/docs/datasets/loading_datasets.html. # Labels if data_args.task_name is not None: is_regression = data_args.task_name == "stsb" if not is_regression: label_list = raw_datasets["train"].features["label"].names num_labels = len(label_list) else: num_labels = 1 else: # Trying to have good defaults here, don't hesitate to tweak to your needs. is_regression = raw_datasets["train"].features["label"].dtype in [ "float32", "float64" ] if is_regression: num_labels = 1 else: # A useful fast method: # https://huggingface.co/docs/datasets/package_reference/main_classes.html#datasets.Dataset.unique label_list = raw_datasets["train"].unique("label") label_list.sort() # Let's sort it for determinism num_labels = len(label_list) # Load pretrained model and tokenizer # # In distributed training, the .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, finetuning_task=data_args.task_name, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast_tokenizer, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) model = AutoModelForSequenceClassification.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) # Setup adapters if adapter_args.train_adapter: task_name = data_args.task_name or "glue" # check if adapter already exists, otherwise add it if task_name not in model.config.adapters: # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters(ac.Stack(lang_adapter_name, task_name)) else: model.set_active_adapters([task_name]) else: if adapter_args.load_adapter or adapter_args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter training") # Preprocessing the datasets if data_args.task_name is not None: sentence1_key, sentence2_key = task_to_keys[data_args.task_name] else: # Again, we try to have some nice defaults but don't hesitate to tweak to your use case. non_label_column_names = [ name for name in raw_datasets["train"].column_names if name != "label" ] if "sentence1" in non_label_column_names and "sentence2" in non_label_column_names: sentence1_key, sentence2_key = "sentence1", "sentence2" else: if len(non_label_column_names) >= 2: sentence1_key, sentence2_key = non_label_column_names[:2] else: sentence1_key, sentence2_key = non_label_column_names[0], None # Padding strategy if data_args.pad_to_max_length: padding = "max_length" else: # We will pad later, dynamically at batch creation, to the max sequence length in each batch padding = False # Some models have set the order of the labels to use, so let's make sure we do use it. label_to_id = None if (model.config.label2id != PretrainedConfig(num_labels=num_labels).label2id and data_args.task_name is not None and not is_regression): # Some have all caps in their config, some don't. label_name_to_id = { k.lower(): v for k, v in model.config.label2id.items() } if list(sorted(label_name_to_id.keys())) == list(sorted(label_list)): label_to_id = { i: int(label_name_to_id[label_list[i]]) for i in range(num_labels) } else: logger.warning( "Your model seems to have been trained with labels, but they don't match the dataset: ", f"model labels: {list(sorted(label_name_to_id.keys()))}, dataset labels: {list(sorted(label_list))}." "\nIgnoring the model labels as a result.", ) elif data_args.task_name is None and not is_regression: label_to_id = {v: i for i, v in enumerate(label_list)} if label_to_id is not None: model.config.label2id = label_to_id model.config.id2label = { id: label for label, id in config.label2id.items() } elif data_args.task_name is not None and not is_regression: model.config.label2id = {l: i for i, l in enumerate(label_list)} model.config.id2label = { id: label for label, id in config.label2id.items() } if data_args.max_seq_length > tokenizer.model_max_length: logger.warning( f"The max_seq_length passed ({data_args.max_seq_length}) is larger than the maximum length for the" f"model ({tokenizer.model_max_length}). Using max_seq_length={tokenizer.model_max_length}." ) max_seq_length = min(data_args.max_seq_length, tokenizer.model_max_length) def preprocess_function(examples): # Tokenize the texts args = ((examples[sentence1_key], ) if sentence2_key is None else (examples[sentence1_key], examples[sentence2_key])) result = tokenizer(*args, padding=padding, max_length=max_seq_length, truncation=True) # Map labels to IDs (not necessary for GLUE tasks) if label_to_id is not None and "label" in examples: result["label"] = [(label_to_id[l] if l != -1 else -1) for l in examples["label"]] return result with training_args.main_process_first(desc="dataset map pre-processing"): raw_datasets = raw_datasets.map( preprocess_function, batched=True, load_from_cache_file=not data_args.overwrite_cache, desc="Running tokenizer on dataset", ) if training_args.do_train: if "train" not in raw_datasets: raise ValueError("--do_train requires a train dataset") train_dataset = raw_datasets["train"] if data_args.max_train_samples is not None: train_dataset = train_dataset.select( range(data_args.max_train_samples)) if training_args.do_eval: if "validation" not in raw_datasets and "validation_matched" not in raw_datasets: raise ValueError("--do_eval requires a validation dataset") eval_dataset = raw_datasets["validation_matched" if data_args. task_name == "mnli" else "validation"] if data_args.max_eval_samples is not None: eval_dataset = eval_dataset.select( range(data_args.max_eval_samples)) if training_args.do_predict or data_args.task_name is not None or data_args.test_file is not None: if "test" not in raw_datasets and "test_matched" not in raw_datasets: raise ValueError("--do_predict requires a test dataset") predict_dataset = raw_datasets["test_matched" if data_args.task_name == "mnli" else "test"] if data_args.max_predict_samples is not None: predict_dataset = predict_dataset.select( range(data_args.max_predict_samples)) # Log a few random samples from the training set: if training_args.do_train: for index in random.sample(range(len(train_dataset)), 3): logger.info( f"Sample {index} of the training set: {train_dataset[index]}.") # Get the metric function if data_args.task_name is not None: metric = load_metric("glue", data_args.task_name) else: metric = load_metric("accuracy") # You can define your custom compute_metrics function. It takes an `EvalPrediction` object (a namedtuple with a # predictions and label_ids field) and has to return a dictionary string to float. def compute_metrics(p: EvalPrediction): preds = p.predictions[0] if isinstance(p.predictions, tuple) else p.predictions preds = np.squeeze(preds) if is_regression else np.argmax(preds, axis=1) if data_args.task_name is not None: result = metric.compute(predictions=preds, references=p.label_ids) if len(result) > 1: result["combined_score"] = np.mean(list( result.values())).item() return result elif is_regression: return {"mse": ((preds - p.label_ids)**2).mean().item()} else: return { "accuracy": (preds == p.label_ids).astype(np.float32).mean().item() } # Data collator will default to DataCollatorWithPadding, so we change it if we already did the padding. if data_args.pad_to_max_length: data_collator = default_data_collator elif training_args.fp16: data_collator = DataCollatorWithPadding(tokenizer, pad_to_multiple_of=8) else: data_collator = None # Initialize our Trainer trainer_class = AdapterTrainer if adapter_args.train_adapter else Trainer trainer = trainer_class( model=model, args=training_args, train_dataset=train_dataset if training_args.do_train else None, eval_dataset=eval_dataset if training_args.do_eval else None, compute_metrics=compute_metrics, tokenizer=tokenizer, data_collator=data_collator, ) # Training if training_args.do_train: checkpoint = None if training_args.resume_from_checkpoint is not None: checkpoint = training_args.resume_from_checkpoint elif last_checkpoint is not None: checkpoint = last_checkpoint train_result = trainer.train(resume_from_checkpoint=checkpoint) metrics = train_result.metrics max_train_samples = (data_args.max_train_samples if data_args.max_train_samples is not None else len(train_dataset)) metrics["train_samples"] = min(max_train_samples, len(train_dataset)) trainer.save_model() # Saves the tokenizer too for easy upload trainer.log_metrics("train", metrics) trainer.save_metrics("train", metrics) trainer.save_state() # Evaluation if training_args.do_eval: logger.info("*** Evaluate ***") # Loop to handle MNLI double evaluation (matched, mis-matched) tasks = [data_args.task_name] eval_datasets = [eval_dataset] if data_args.task_name == "mnli": tasks.append("mnli-mm") eval_datasets.append(raw_datasets["validation_mismatched"]) for eval_dataset, task in zip(eval_datasets, tasks): metrics = trainer.evaluate(eval_dataset=eval_dataset) max_eval_samples = (data_args.max_eval_samples if data_args.max_eval_samples is not None else len(eval_dataset)) metrics["eval_samples"] = min(max_eval_samples, len(eval_dataset)) trainer.log_metrics("eval", metrics) trainer.save_metrics("eval", metrics) if training_args.do_predict: logger.info("*** Predict ***") # Loop to handle MNLI double evaluation (matched, mis-matched) tasks = [data_args.task_name] predict_datasets = [predict_dataset] if data_args.task_name == "mnli": tasks.append("mnli-mm") predict_datasets.append(raw_datasets["test_mismatched"]) for predict_dataset, task in zip(predict_datasets, tasks): # Removing the `label` columns because it contains -1 and Trainer won't like that. predict_dataset = predict_dataset.remove_columns("label") predictions = trainer.predict( predict_dataset, metric_key_prefix="predict").predictions predictions = np.squeeze( predictions) if is_regression else np.argmax(predictions, axis=1) output_predict_file = os.path.join(training_args.output_dir, f"predict_results_{task}.txt") if trainer.is_world_process_zero(): with open(output_predict_file, "w") as writer: logger.info(f"***** Predict results {task} *****") writer.write("index\tprediction\n") for index, item in enumerate(predictions): if is_regression: writer.write(f"{index}\t{item:3.3f}\n") else: item = label_list[item] writer.write(f"{index}\t{item}\n") kwargs = { "finetuned_from": model_args.model_name_or_path, "tasks": "text-classification" } if data_args.task_name is not None: kwargs["language"] = "en" kwargs["dataset_tags"] = "glue" kwargs["dataset_args"] = data_args.task_name kwargs["dataset"] = f"GLUE {data_args.task_name.upper()}" if training_args.push_to_hub: trainer.push_to_hub(**kwargs) else: trainer.create_model_card(**kwargs)
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser( (ModelArguments, DataTrainingArguments, TrainingArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args = parser.parse_args_into_dataclasses( ) if (os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty." "Use --overwrite_output_dir to overcome.") # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if is_main_process(training_args.local_rank) else logging.WARN, ) # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) # Set the verbosity to info of the Transformers logger (on main process only): if is_main_process(training_args.local_rank): transformers.utils.logging.set_verbosity_info() logger.info("Training/evaluation parameters %s", training_args) # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own CSV/JSON/TXT training and evaluation files (see below) # or just provide the name of one of the public datasets available on the hub at https://huggingface.co/datasets/ # (the dataset will be downloaded automatically from the datasets Hub # # For CSV/JSON files, this script will use the column called 'text' or the first column. You can easily tweak this # behavior (see below) # # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.dataset_name is not None: # Downloading and loading a dataset from the hub. datasets = load_dataset(data_args.dataset_name, data_args.dataset_config_name) else: data_files = {} if data_args.train_file is not None: data_files["train"] = data_args.train_file if data_args.validation_file is not None: data_files["validation"] = data_args.validation_file extension = data_args.train_file.split(".")[-1] if extension == "txt": extension = "text" datasets = load_dataset(extension, data_files=data_files) # See more about loading any type of standard or custom dataset (from files, python dict, pandas DataFrame, etc) at # https://huggingface.co/docs/datasets/loading_datasets.html. # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. if model_args.config_name: config = AutoConfig.from_pretrained(model_args.config_name, cache_dir=model_args.cache_dir) elif model_args.model_name_or_path: config = AutoConfig.from_pretrained(model_args.model_name_or_path, cache_dir=model_args.cache_dir) else: config = CONFIG_MAPPING[model_args.model_type]() logger.warning( "You are instantiating a new config instance from scratch.") if model_args.tokenizer_name: tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast_tokenizer) elif model_args.model_name_or_path: tokenizer = AutoTokenizer.from_pretrained( model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast_tokenizer) else: raise ValueError( "You are instantiating a new tokenizer from scratch. This is not supported by this script." "You can do it from another script, save it, and load it from here, using --tokenizer_name." ) if model_args.model_name_or_path: # model = AutoModelForMaskedLM.from_pretrained( # '/home/projects/11001765/wenjuan/stable_pretrain/adapter-transformers/examples/my/temp_adpt_checkpoints/temp_adpt_checkpoints/CoLA_0/checkpoint-1/cola/pytorch_adapter.bin', # from_tf=False, # config=config, # cache_dir=model_args.cache_dir, # ) model = AutoModelForMaskedLM.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ) else: logger.info("Training new model from scratch") model = AutoModelForMaskedLM.from_config(config) ##########################################################################TODO :hanw # Setup adapters if True: #adapter_args.train_adapter: task_name = 'task_checkpoint_file' #'cola' #data_args.task_name # check if adapter already exists, otherwise add it if True: #task_name not in model.config.adapters.adapter_list(AdapterType.text_task): # resolve the adapter config adapter_config = AdapterConfig.load( 'houlsby', non_linearity=None, reduction_factor=None, ) # load a pre-trained from Hub if specified if False: #adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, AdapterType.text_task, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, AdapterType.text_task, config=adapter_config) # optionally load a pre-trained language adapter lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) ########################################################################## model.resize_token_embeddings(len(tokenizer)) # Preprocessing the datasets. # First we tokenize all the texts. if training_args.do_train: column_names = datasets["train"].column_names else: column_names = datasets["validation"].column_names text_column_name = "text" if "text" in column_names else column_names[0] if data_args.line_by_line: # When using line_by_line, we just tokenize each nonempty line. padding = "max_length" if data_args.pad_to_max_length else False def tokenize_function(examples): # Remove empty lines examples["text"] = [ line for line in examples["text"] if len(line) > 0 and not line.isspace() ] return tokenizer( examples["text"], padding=padding, truncation=True, max_length=data_args.max_seq_length, # We use this option because DataCollatorForLanguageModeling (see below) is more efficient when it # receives the `special_tokens_mask`. return_special_tokens_mask=True, ) tokenized_datasets = datasets.map( tokenize_function, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=[text_column_name], load_from_cache_file=not data_args.overwrite_cache, ) else: # Otherwise, we tokenize every text, then concatenate them together before splitting them in smaller parts. # We use `return_special_tokens_mask=True` because DataCollatorForLanguageModeling (see below) is more # efficient when it receives the `special_tokens_mask`. def tokenize_function(examples): return tokenizer(examples[text_column_name], return_special_tokens_mask=True) tokenized_datasets = datasets.map( tokenize_function, batched=True, num_proc=data_args.preprocessing_num_workers, remove_columns=[text_column_name], load_from_cache_file=not data_args.overwrite_cache, ) if data_args.max_seq_length is None: max_seq_length = tokenizer.model_max_length else: if data_args.max_seq_length > tokenizer.model_max_length: logger.warn( f"The max_seq_length passed ({data_args.max_seq_length}) is larger than the maximum length for the" f"model ({tokenizer.model_max_length}). Using max_seq_length={tokenizer.model_max_length}." ) max_seq_length = min(data_args.max_seq_length, tokenizer.model_max_length) # Main data processing function that will concatenate all texts from our dataset and generate chunks of # max_seq_length. def group_texts(examples): # Concatenate all texts. concatenated_examples = { k: sum(examples[k], []) for k in examples.keys() } total_length = len(concatenated_examples[list(examples.keys())[0]]) # We drop the small remainder, we could add padding if the model supported it instead of this drop, you can # customize this part to your needs. total_length = (total_length // max_seq_length) * max_seq_length # Split by chunks of max_len. result = { k: [ t[i:i + max_seq_length] for i in range(0, total_length, max_seq_length) ] for k, t in concatenated_examples.items() } return result # Note that with `batched=True`, this map processes 1,000 texts together, so group_texts throws away a # remainder for each of those groups of 1,000 texts. You can adjust that batch_size here but a higher value # might be slower to preprocess. # # To speed up this part, we use multiprocessing. See the documentation of the map method for more information: # https://huggingface.co/docs/datasets/package_reference/main_classes.html#datasets.Dataset.map tokenized_datasets = tokenized_datasets.map( group_texts, batched=True, num_proc=data_args.preprocessing_num_workers, load_from_cache_file=not data_args.overwrite_cache, ) # Data collator # This one will take care of randomly masking the tokens. data_collator = DataCollatorForLanguageModeling( tokenizer=tokenizer, mlm_probability=data_args.mlm_probability) # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=tokenized_datasets["train"] if training_args.do_train else None, eval_dataset=tokenized_datasets["validation"] if training_args.do_eval else None, tokenizer=tokenizer, data_collator=data_collator, do_save_full_model=False, do_save_adapters=True, ) # Training if training_args.do_train: trainer.train(model_path=model_args.model_name_or_path if os.path. isdir(model_args.model_name_or_path) else None) trainer.save_model() # Saves the tokenizer too for easy upload # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") eval_output = trainer.evaluate() perplexity = math.exp(eval_output["eval_loss"]) results["perplexity"] = perplexity output_eval_file = os.path.join(training_args.output_dir, "eval_results_mlm.txt") if trainer.is_world_process_zero(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results *****") for key, value in results.items(): logger.info(f" {key} = {value}") writer.write(f"{key} = {value}\n") return results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, AdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: ( model_args, data_args, training_args, adapter_args, ) = parser.parse_args_into_dataclasses() if (os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. Use --overwrite_output_dir to overcome." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if training_args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", training_args.local_rank, training_args.device, training_args.n_gpu, bool(training_args.local_rank != -1), training_args.fp16, ) logger.info("Training/evaluation parameters %s", training_args) # Set seed set_seed(training_args.seed) # Prepare for UD pos tagging task labels = UPOS_LABELS label_map: Dict[int, str] = {i: label for i, label in enumerate(labels)} num_labels = len(labels) config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, id2label=label_map, label2id={label: i for i, label in enumerate(labels)}, cache_dir=model_args.cache_dir, ) if model_args.is_japanese: assert model_args.mecab_dir is not None assert model_args.mecab_dic_dir is not None tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast, do_lower_case=model_args.do_lower_case, mecab_kwargs={ "mecab_option": f"-r {model_args.mecab_dir} -d {model_args.mecab_dic_dir}" } if model_args.is_japanese else None, ) model = AutoModelForTokenClassification.from_pretrained( model_args.model_name_or_path, config=config, cache_dir=model_args.cache_dir, ) # Setup adapters task_name = "pos" language = adapter_args.language if model_args.replace_embeddings: model.resize_token_embeddings(len(tokenizer)) if model_args.leave_out_twelvth: logger.info("Leaving out 12") leave_out = [11] else: leave_out = [] setup_task_adapter_training( model, task_name, adapter_args, leave_out=leave_out, with_embeddings=model_args.replace_embeddings, ) if model_args.leave_out_twelvth: if language in model.base_model.encoder.layer._modules[ "11"].output.layer_text_lang_adapters: del model.base_model.encoder.layer._modules[ "11"].output.layer_text_lang_adapters[language] logger.info("Deleted language adapter " + language + " in layer 12") if language in model.base_model.encoder.layer._modules[ "11"].attention.output.attention_text_lang_adapters: del model.base_model.encoder.layer._modules[ "11"].attention.output.attention_text_lang_adapters[language] logger.info("Deleted language adapter " + language + " in layer 12") if adapter_args.train_adapter: if language: adapter_names = [[language], [task_name]] else: adapter_names = [[task_name]] else: adapter_names = None train_dataset = (POSDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, model_type=config.model_type, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.train, ) if training_args.do_train else None) eval_dataset = (POSDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, model_type=config.model_type, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.dev, ) if training_args.do_eval else None) def align_predictions( predictions: np.ndarray, label_ids: np.ndarray) -> Tuple[List[int], List[int]]: preds = np.argmax(predictions, axis=2) batch_size, seq_len = preds.shape out_label_list = [[] for _ in range(batch_size)] preds_list = [[] for _ in range(batch_size)] for i in range(batch_size): for j in range(seq_len): if label_ids[i, j] != nn.CrossEntropyLoss().ignore_index: out_label_list[i].append(label_map[label_ids[i][j]]) preds_list[i].append(label_map[preds[i][j]]) return preds_list, out_label_list def compute_metrics(p: EvalPrediction) -> Dict: preds_list, out_label_list = align_predictions(p.predictions, p.label_ids) return {"acc": accuracy_score(out_label_list, preds_list)} # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=train_dataset, eval_dataset=eval_dataset, compute_metrics=compute_metrics, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, adapter_names=adapter_names, ) # Training if training_args.do_train: trainer.train(model_path=model_args.model_name_or_path if os.path. isdir(model_args.model_name_or_path) else None) trainer.save_model() # For convenience, we also re-save the tokenizer to the same directory, # so that you can share your model easily on huggingface.co/models =) if trainer.is_world_master(): tokenizer.save_pretrained(training_args.output_dir) # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") result = trainer.evaluate() output_eval_file = os.path.join(training_args.output_dir, "eval_results.txt") if trainer.is_world_master(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results *****") for key, value in result.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) results.update(result) # Predict if training_args.do_predict: test_dataset = POSDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, model_type=config.model_type, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.test, ) logging.info("*** Test ***") if training_args.store_best_model: logger.info("Loading best model for predictions.") if adapter_args.train_adapter: if language: lang_adapter_config = AdapterConfig.load( config="pfeiffer", non_linearity="gelu", reduction_factor=2, leave_out=leave_out, ) model.load_adapter( os.path.join(training_args.output_dir, "best_model", language) if training_args.do_train else adapter_args.load_lang_adapter, AdapterType.text_lang, config=lang_adapter_config, load_as=language, ) task_adapter_config = AdapterConfig.load( config="pfeiffer", non_linearity="gelu", reduction_factor=16, leave_out=leave_out, ) model.load_adapter( os.path.join(training_args.output_dir, "best_model", task_name) if training_args.do_train else adapter_args.load_task_adapter, AdapterType.text_task, config=task_adapter_config, load_as=task_name, ) if model_args.leave_out_twelvth: if language in model.base_model.encoder.layer._modules[ "11"].output.layer_text_lang_adapters: del model.base_model.encoder.layer._modules[ "11"].output.layer_text_lang_adapters[language] logger.info("Deleted language adapter " + language + " in layer 12") if (language in model.base_model.encoder.layer._modules["11"]. attention.output.attention_text_lang_adapters): del model.base_model.encoder.layer._modules[ "11"].attention.output.attention_text_lang_adapters[ language] logger.info("Deleted language adapter " + language + " in layer 12") if language: adapter_names = [[language], [task_name]] else: adapter_names = [[task_name]] else: trainer.model = AutoModelForTokenClassification.from_pretrained( os.path.join(training_args.output_dir, "best_model"), from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ).to(training_args.device) predictions, label_ids, metrics = trainer.predict(test_dataset) preds_list, _ = align_predictions(predictions, label_ids) output_test_results_file = os.path.join(training_args.output_dir, "test_results.txt") if trainer.is_world_master(): with open(output_test_results_file, "w") as writer: for key, value in metrics.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) # Save predictions output_test_predictions_file = os.path.join(training_args.output_dir, "test_predictions.txt") if trainer.is_world_master(): with open(output_test_predictions_file, "w", encoding="utf-8") as writer: file_path = get_file(data_args.data_dir, Split.test) with open(file_path, "r", encoding="utf-8") as f: example_id = 0 for line in f.readlines(): tok = line.strip().split("\t") if len(tok) < 2 or line[0] == "#": writer.write(line) if not preds_list[example_id]: example_id += 1 elif preds_list[example_id]: if tok[0].isdigit(): output_line = tok[1] + " " + preds_list[ example_id].pop(0) + "\n" writer.write(output_line) else: logger.warning( "Maximum sequence length exceeded: No prediction for '%s'", tok[1], ) return results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) if (os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " "Use --overwrite_output_dir to overcome.") # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if is_main_process(training_args.local_rank) else logging.WARN, ) # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) # Set the verbosity to info of the Transformers logger (on main process only): if is_main_process(training_args.local_rank): transformers.utils.logging.set_verbosity_info() logger.info(f"Training/evaluation parameters {training_args}") # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own CSV/JSON training and evaluation files (see below) # or specify a GLUE benchmark task (the dataset will be downloaded automatically from the datasets Hub). # # For CSV/JSON files, this script will use as labels the column called 'label' and as pair of sentences the # sentences in columns called 'sentence1' and 'sentence2' if such column exists or the first two columns not named # label if at least two columns are provided. # # If the CSVs/JSONs contain only one non-label column, the script does single sentence classification on this # single column. You can easily tweak this behavior (see below) # # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.task_name is not None: # Downloading and loading a dataset from the hub. datasets = load_dataset("glue", data_args.task_name) elif data_args.train_file.endswith(".csv"): # Loading a dataset from local csv files datasets = load_dataset("csv", data_files={ "train": data_args.train_file, "validation": data_args.validation_file }) else: # Loading a dataset from local json files datasets = load_dataset("json", data_files={ "train": data_args.train_file, "validation": data_args.validation_file }) # See more about loading any type of standard or custom dataset at # https://huggingface.co/docs/datasets/loading_datasets.html. # Labels if data_args.task_name is not None: is_regression = data_args.task_name == "stsb" if not is_regression: label_list = datasets["train"].features["label"].names num_labels = len(label_list) else: num_labels = 1 else: # Trying to have good defaults here, don't hesitate to tweak to your needs. is_regression = datasets["train"].features["label"].dtype in [ "float32", "float64" ] if is_regression: num_labels = 1 else: # A useful fast method: # https://huggingface.co/docs/datasets/package_reference/main_classes.html#datasets.Dataset.unique label_list = datasets["train"].unique("label") label_list.sort() # Let's sort it for determinism num_labels = len(label_list) # Load pretrained model and tokenizer # # In distributed training, the .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, finetuning_task=data_args.task_name, cache_dir=model_args.cache_dir, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast_tokenizer, ) model = AutoModelForSequenceClassification.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ) # Setup adapters if adapter_args.train_adapter: task_name = data_args.task_name # check if adapter already exists, otherwise add it if task_name not in model.config.adapters.adapter_list( AdapterType.text_task): # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, AdapterType.text_task, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, AdapterType.text_task, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, AdapterType.text_lang, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) # Preprocessing the datasets if data_args.task_name is not None: sentence1_key, sentence2_key = task_to_keys[data_args.task_name] else: # Again, we try to have some nice defaults but don't hesitate to tweak to your use case. non_label_column_names = [ name for name in datasets["train"].column_names if name != "label" ] if "sentence1" in non_label_column_names and "sentence2" in non_label_column_names: sentence1_key, sentence2_key = "sentence1", "sentence2" else: if len(non_label_column_names) >= 2: sentence1_key, sentence2_key = non_label_column_names[:2] else: sentence1_key, sentence2_key = non_label_column_names[0], None # Padding strategy if data_args.pad_to_max_length: padding = "max_length" max_length = data_args.max_seq_length else: # We will pad later, dynamically at batch creation, to the max sequence length in each batch padding = False max_length = None # Some models have set the order of the labels to use, so let's make sure we do use it. label_to_id = None if (model.config.label2id != PretrainedConfig(num_labels=num_labels).label2id and data_args.task_name is not None and is_regression): # Some have all caps in their config, some don't. label_name_to_id = { k.lower(): v for k, v in model.config.label2id.items() } if list(sorted(label_name_to_id.keys())) == list(sorted(label_list)): label_to_id = { i: label_name_to_id[label_list[i]] for i in range(num_labels) } else: logger.warn( "Your model seems to have been trained with labels, but they don't match the dataset: ", f"model labels: {list(sorted(label_name_to_id.keys()))}, dataset labels: {list(sorted(label_list))}." "\nIgnoring the model labels as a result.", ) elif data_args.task_name is None: label_to_id = {v: i for i, v in enumerate(label_list)} def preprocess_function(examples): # Tokenize the texts args = ((examples[sentence1_key], ) if sentence2_key is None else (examples[sentence1_key], examples[sentence2_key])) result = tokenizer(*args, padding=padding, max_length=max_length, truncation=True) # Map labels to IDs (not necessary for GLUE tasks) if label_to_id is not None and "label" in examples: result["label"] = [label_to_id[l] for l in examples["label"]] return result datasets = datasets.map(preprocess_function, batched=True, load_from_cache_file=not data_args.overwrite_cache) train_dataset = datasets["train"] eval_dataset = datasets["validation_matched" if data_args.task_name == "mnli" else "validation"] if data_args.task_name is not None: test_dataset = datasets["test_matched" if data_args.task_name == "mnli" else "test"] # Log a few random samples from the training set: for index in random.sample(range(len(train_dataset)), 3): logger.info( f"Sample {index} of the training set: {train_dataset[index]}.") # Get the metric function if data_args.task_name is not None: metric = load_metric("glue", data_args.task_name) # TODO: When datasets metrics include regular accuracy, make an else here and remove special branch from # compute_metrics # You can define your custom compute_metrics function. It takes an `EvalPrediction` object (a namedtuple with a # predictions and label_ids field) and has to return a dictionary string to float. def compute_metrics(p: EvalPrediction): preds = p.predictions[0] if isinstance(p.predictions, tuple) else p.predictions preds = np.squeeze(preds) if is_regression else np.argmax(preds, axis=1) if data_args.task_name is not None: result = metric.compute(predictions=preds, references=p.label_ids) if len(result) > 1: result["combined_score"] = np.mean(list( result.values())).item() return result elif is_regression: return {"mse": ((preds - p.label_ids)**2).mean().item()} else: return { "accuracy": (preds == p.label_ids).astype(np.float32).mean().item() } # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=train_dataset, eval_dataset=eval_dataset if training_args.do_eval else None, compute_metrics=compute_metrics, tokenizer=tokenizer, # Data collator will default to DataCollatorWithPadding, so we change it if we already did the padding. data_collator=default_data_collator if data_args.pad_to_max_length else None, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: trainer.train(model_path=model_args.model_name_or_path if os.path. isdir(model_args.model_name_or_path) else None) trainer.save_model() # Saves the tokenizer too for easy upload # Evaluation eval_results = {} if training_args.do_eval: logger.info("*** Evaluate ***") # Loop to handle MNLI double evaluation (matched, mis-matched) tasks = [data_args.task_name] eval_datasets = [eval_dataset] if data_args.task_name == "mnli": tasks.append("mnli-mm") eval_datasets.append(datasets["validation_mismatched"]) for eval_dataset, task in zip(eval_datasets, tasks): eval_result = trainer.evaluate(eval_dataset=eval_dataset) output_eval_file = os.path.join(training_args.output_dir, f"eval_results_{task}.txt") if trainer.is_world_process_zero(): with open(output_eval_file, "w") as writer: logger.info(f"***** Eval results {task} *****") for key, value in eval_result.items(): logger.info(f" {key} = {value}") writer.write(f"{key} = {value}\n") eval_results.update(eval_result) if training_args.do_predict: logger.info("*** Test ***") # Loop to handle MNLI double evaluation (matched, mis-matched) tasks = [data_args.task_name] test_datasets = [test_dataset] if data_args.task_name == "mnli": tasks.append("mnli-mm") test_datasets.append(datasets["test_mismatched"]) for test_dataset, task in zip(test_datasets, tasks): # Removing the `label` columns because it contains -1 and Trainer won't like that. test_dataset.remove_columns_("label") predictions = trainer.predict( test_dataset=test_dataset).predictions predictions = np.squeeze( predictions) if is_regression else np.argmax(predictions, axis=1) output_test_file = os.path.join(training_args.output_dir, f"test_results_{task}.txt") if trainer.is_world_process_zero(): with open(output_test_file, "w") as writer: logger.info(f"***** Test results {task} *****") writer.write("index\tprediction\n") for index, item in enumerate(predictions): if is_regression: writer.write(f"{index}\t{item:3.3f}\n") else: item = label_list[item] writer.write(f"{index}\t{item}\n") return eval_results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses() if ( os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir ): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. Use --overwrite_output_dir to overcome." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if training_args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", training_args.local_rank, training_args.device, training_args.n_gpu, bool(training_args.local_rank != -1), training_args.fp16, ) logger.info("Training/evaluation parameters %s", training_args) # Set seed set_seed(training_args.seed) try: processor = processors[data_args.task_name]() label_list = processor.get_labels() num_labels = len(label_list) except KeyError: raise ValueError("Task not found: %s" % (data_args.task_name)) # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, finetuning_task=data_args.task_name, cache_dir=model_args.cache_dir, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, ) model = AutoModelForMultipleChoice.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ) # Setup adapters if adapter_args.train_adapter: task_name = data_args.task_name # check if adapter already exists, otherwise add it if task_name not in model.config.adapters.adapter_list(AdapterType.text_task): # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, AdapterType.text_task, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, AdapterType.text_task, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, AdapterType.text_lang, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) # Get datasets train_dataset = ( MultipleChoiceDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, task=data_args.task_name, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.train, ) if training_args.do_train else None ) eval_dataset = ( MultipleChoiceDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, task=data_args.task_name, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.dev, ) if training_args.do_eval else None ) def compute_metrics(p: EvalPrediction) -> Dict: preds = np.argmax(p.predictions, axis=1) return {"acc": simple_accuracy(preds, p.label_ids)} # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=train_dataset, eval_dataset=eval_dataset, compute_metrics=compute_metrics, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: trainer.train( model_path=model_args.model_name_or_path if os.path.isdir(model_args.model_name_or_path) else None ) trainer.save_model() # For convenience, we also re-save the tokenizer to the same directory, # so that you can share your model easily on huggingface.co/models =) if trainer.is_world_master(): tokenizer.save_pretrained(training_args.output_dir) # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") result = trainer.evaluate() output_eval_file = os.path.join(training_args.output_dir, "eval_results.txt") if trainer.is_world_master(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results *****") for key, value in result.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) results.update(result) return results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) # Detecting last checkpoint. last_checkpoint = None if os.path.isdir( training_args.output_dir ) and training_args.do_train and not training_args.overwrite_output_dir: last_checkpoint = get_last_checkpoint(training_args.output_dir) if last_checkpoint is None and len(os.listdir( training_args.output_dir)) > 0: raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. " "Use --overwrite_output_dir to overcome.") elif last_checkpoint is not None: logger.info( f"Checkpoint detected, resuming training at {last_checkpoint}. To avoid this behavior, change " "the `--output_dir` or add `--overwrite_output_dir` to train from scratch." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", handlers=[logging.StreamHandler(sys.stdout)], ) logger.setLevel(logging.INFO if is_main_process(training_args.local_rank ) else logging.WARN) # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) # Set the verbosity to info of the Transformers logger (on main process only): if is_main_process(training_args.local_rank): transformers.utils.logging.set_verbosity_info() transformers.utils.logging.enable_default_handler() transformers.utils.logging.enable_explicit_format() logger.info(f"Training/evaluation parameters {training_args}") # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own CSV/JSON/TXT training and evaluation files (see below) # or just provide the name of one of the public datasets available on the hub at https://huggingface.co/datasets/ # (the dataset will be downloaded automatically from the datasets Hub). # # For CSV/JSON files, this script will use the column called 'text' or the first column if no column called # 'text' is found. You can easily tweak this behavior (see below). # # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.dataset_name is not None: # Downloading and loading a dataset from the hub. datasets = load_dataset(data_args.dataset_name, data_args.dataset_config_name) else: data_files = {} if data_args.train_file is not None: data_files["train"] = data_args.train_file if data_args.validation_file is not None: data_files["validation"] = data_args.validation_file if data_args.test_file is not None: data_files["test"] = data_args.test_file extension = data_args.train_file.split(".")[-1] datasets = load_dataset(extension, data_files=data_files) # See more about loading any type of standard or custom dataset (from files, python dict, pandas DataFrame, etc) at # https://huggingface.co/docs/datasets/loading_datasets.html. if training_args.do_train: column_names = datasets["train"].column_names features = datasets["train"].features else: column_names = datasets["validation"].column_names features = datasets["validation"].features text_column_name = "tokens" if "tokens" in column_names else column_names[0] label_column_name = (f"{data_args.task_name}_tags" if f"{data_args.task_name}_tags" in column_names else column_names[1]) # In the event the labels are not a `Sequence[ClassLabel]`, we will need to go through the dataset to get the # unique labels. def get_label_list(labels): unique_labels = set() for label in labels: unique_labels = unique_labels | set(label) label_list = list(unique_labels) label_list.sort() return label_list if isinstance(features[label_column_name].feature, ClassLabel): label_list = features[label_column_name].feature.names # No need to convert the labels since they are already ints. label_to_id = {i: i for i in range(len(label_list))} else: label_list = get_label_list(datasets["train"][label_column_name]) label_to_id = {l: i for i, l in enumerate(label_list)} num_labels = len(label_list) # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, finetuning_task=data_args.task_name, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=True, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) model = AutoModelForTokenClassification.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, revision=model_args.model_revision, use_auth_token=True if model_args.use_auth_token else None, ) # Setup adapters if adapter_args.train_adapter: task_name = data_args.dataset_name or "ner" # check if adapter already exists, otherwise add it if task_name not in model.config.adapters: # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) else: if adapter_args.load_adapter or adapter_args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter training") # Tokenizer check: this script requires a fast tokenizer. if not isinstance(tokenizer, PreTrainedTokenizerFast): raise ValueError( "This example script only works for models that have a fast tokenizer. Checkout the big table of models " "at https://huggingface.co/transformers/index.html#bigtable to find the model types that meet this " "requirement") # Preprocessing the dataset # Padding strategy padding = "max_length" if data_args.pad_to_max_length else False # Tokenize all texts and align the labels with them. def tokenize_and_align_labels(examples): tokenized_inputs = tokenizer( examples[text_column_name], padding=padding, truncation=True, # We use this argument because the texts in our dataset are lists of words (with a label for each word). is_split_into_words=True, ) labels = [] for i, label in enumerate(examples[label_column_name]): word_ids = tokenized_inputs.word_ids(batch_index=i) previous_word_idx = None label_ids = [] for word_idx in word_ids: # Special tokens have a word id that is None. We set the label to -100 so they are automatically # ignored in the loss function. if word_idx is None: label_ids.append(-100) # We set the label for the first token of each word. elif word_idx != previous_word_idx: label_ids.append(label_to_id[label[word_idx]]) # For the other tokens in a word, we set the label to either the current label or -100, depending on # the label_all_tokens flag. else: label_ids.append(label_to_id[label[word_idx]] if data_args. label_all_tokens else -100) previous_word_idx = word_idx labels.append(label_ids) tokenized_inputs["labels"] = labels return tokenized_inputs if training_args.do_train: if "train" not in datasets: raise ValueError("--do_train requires a train dataset") train_dataset = datasets["train"] if data_args.max_train_samples is not None: train_dataset = train_dataset.select( range(data_args.max_train_samples)) train_dataset = train_dataset.map( tokenize_and_align_labels, batched=True, num_proc=data_args.preprocessing_num_workers, load_from_cache_file=not data_args.overwrite_cache, ) if training_args.do_eval: if "validation" not in datasets: raise ValueError("--do_eval requires a validation dataset") eval_dataset = datasets["validation"] if data_args.max_val_samples is not None: eval_dataset = eval_dataset.select(range( data_args.max_val_samples)) eval_dataset = eval_dataset.map( tokenize_and_align_labels, batched=True, num_proc=data_args.preprocessing_num_workers, load_from_cache_file=not data_args.overwrite_cache, ) if training_args.do_predict: if "test" not in datasets: raise ValueError("--do_predict requires a test dataset") test_dataset = datasets["test"] if data_args.max_test_samples is not None: test_dataset = test_dataset.select( range(data_args.max_test_samples)) test_dataset = test_dataset.map( tokenize_and_align_labels, batched=True, num_proc=data_args.preprocessing_num_workers, load_from_cache_file=not data_args.overwrite_cache, ) # Data collator data_collator = DataCollatorForTokenClassification( tokenizer, pad_to_multiple_of=8 if training_args.fp16 else None) # Metrics metric = load_metric("seqeval") def compute_metrics(p): predictions, labels = p predictions = np.argmax(predictions, axis=2) # Remove ignored index (special tokens) true_predictions = [[ label_list[p] for (p, l) in zip(prediction, label) if l != -100 ] for prediction, label in zip(predictions, labels)] true_labels = [[ label_list[l] for (p, l) in zip(prediction, label) if l != -100 ] for prediction, label in zip(predictions, labels)] results = metric.compute(predictions=true_predictions, references=true_labels) if data_args.return_entity_level_metrics: # Unpack nested dictionaries final_results = {} for key, value in results.items(): if isinstance(value, dict): for n, v in value.items(): final_results[f"{key}_{n}"] = v else: final_results[key] = value return final_results else: return { "precision": results["overall_precision"], "recall": results["overall_recall"], "f1": results["overall_f1"], "accuracy": results["overall_accuracy"], } # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=train_dataset if training_args.do_train else None, eval_dataset=eval_dataset if training_args.do_eval else None, tokenizer=tokenizer, data_collator=data_collator, compute_metrics=compute_metrics, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: if last_checkpoint is not None: checkpoint = last_checkpoint elif os.path.isdir(model_args.model_name_or_path): checkpoint = model_args.model_name_or_path else: checkpoint = None train_result = trainer.train(resume_from_checkpoint=checkpoint) metrics = train_result.metrics trainer.save_model() # Saves the tokenizer too for easy upload max_train_samples = (data_args.max_train_samples if data_args.max_train_samples is not None else len(train_dataset)) metrics["train_samples"] = min(max_train_samples, len(train_dataset)) trainer.log_metrics("train", metrics) trainer.save_metrics("train", metrics) trainer.save_state() # Evaluation if training_args.do_eval: logger.info("*** Evaluate ***") metrics = trainer.evaluate() max_val_samples = data_args.max_val_samples if data_args.max_val_samples is not None else len( eval_dataset) metrics["eval_samples"] = min(max_val_samples, len(eval_dataset)) trainer.log_metrics("eval", metrics) trainer.save_metrics("eval", metrics) # Predict if training_args.do_predict: logger.info("*** Predict ***") predictions, labels, metrics = trainer.predict(test_dataset) predictions = np.argmax(predictions, axis=2) # Remove ignored index (special tokens) true_predictions = [[ label_list[p] for (p, l) in zip(prediction, label) if l != -100 ] for prediction, label in zip(predictions, labels)] trainer.log_metrics("test", metrics) trainer.save_metrics("test", metrics) # Save predictions output_test_predictions_file = os.path.join(training_args.output_dir, "test_predictions.txt") if trainer.is_world_process_zero(): with open(output_test_predictions_file, "w") as writer: for prediction in true_predictions: writer.write(" ".join(prediction) + "\n")
def main(): parser = argparse.ArgumentParser() # Required parameters parser.add_argument( "--model_type", default=None, type=str, required=True, help="Model type selected in the list: " + ", ".join(MODEL_TYPES), ) parser.add_argument( "--model_name_or_path", default=None, type=str, required=True, help="Path to pretrained model or model identifier from huggingface.co/models", ) parser.add_argument( "--output_dir", default=None, type=str, required=True, help="The output directory where the model checkpoints and predictions will be written.", ) # Other parameters parser.add_argument( "--data_dir", default=None, type=str, help="The input data dir. Should contain the .json files for the task." + "If no data dir or train/predict files are specified, will run with tensorflow_datasets.", ) parser.add_argument( "--train_file", default=None, type=str, help="The input training file. If a data dir is specified, will look for the file there" + "If no data dir or train/predict files are specified, will run with tensorflow_datasets.", ) parser.add_argument( "--predict_file", default=None, type=str, help="The input evaluation file. If a data dir is specified, will look for the file there" + "If no data dir or train/predict files are specified, will run with tensorflow_datasets.", ) parser.add_argument( "--config_name", default="", type=str, help="Pretrained config name or path if not the same as model_name", ) parser.add_argument( "--tokenizer_name", default="", type=str, help="Pretrained tokenizer name or path if not the same as model_name", ) parser.add_argument( "--cache_dir", default="", type=str, help="Where do you want to store the pre-trained models downloaded from s3", ) parser.add_argument( "--version_2_with_negative", action="store_true", help="If true, the SQuAD examples contain some that do not have an answer.", ) parser.add_argument( "--null_score_diff_threshold", type=float, default=0.0, help="If null_score - best_non_null is greater than the threshold predict null.", ) parser.add_argument( "--max_seq_length", default=384, type=int, help="The maximum total input sequence length after WordPiece tokenization. Sequences " "longer than this will be truncated, and sequences shorter than this will be padded.", ) parser.add_argument( "--doc_stride", default=128, type=int, help="When splitting up a long document into chunks, how much stride to take between chunks.", ) parser.add_argument( "--max_query_length", default=64, type=int, help="The maximum number of tokens for the question. Questions longer than this will " "be truncated to this length.", ) parser.add_argument("--do_train", action="store_true", help="Whether to run training.") parser.add_argument("--do_eval", action="store_true", help="Whether to run eval on the dev set.") parser.add_argument( "--evaluate_during_training", action="store_true", help="Run evaluation during training at each logging step.", ) parser.add_argument( "--do_lower_case", action="store_true", help="Set this flag if you are using an uncased model.", ) parser.add_argument( "--per_gpu_train_batch_size", default=8, type=int, help="Batch size per GPU/CPU for training.", ) parser.add_argument( "--per_gpu_eval_batch_size", default=8, type=int, help="Batch size per GPU/CPU for evaluation.", ) parser.add_argument( "--learning_rate", default=5e-5, type=float, help="The initial learning rate for Adam.", ) parser.add_argument( "--gradient_accumulation_steps", type=int, default=1, help="Number of updates steps to accumulate before performing a backward/update pass.", ) parser.add_argument("--weight_decay", default=0.0, type=float, help="Weight decay if we apply some.") parser.add_argument("--adam_epsilon", default=1e-8, type=float, help="Epsilon for Adam optimizer.") parser.add_argument("--max_grad_norm", default=1.0, type=float, help="Max gradient norm.") parser.add_argument( "--num_train_epochs", default=3.0, type=float, help="Total number of training epochs to perform.", ) parser.add_argument( "--max_steps", default=-1, type=int, help="If > 0: set total number of training steps to perform. Override num_train_epochs.", ) parser.add_argument("--warmup_steps", default=0, type=int, help="Linear warmup over warmup_steps.") parser.add_argument( "--n_best_size", default=20, type=int, help="The total number of n-best predictions to generate in the nbest_predictions.json output file.", ) parser.add_argument( "--max_answer_length", default=30, type=int, help="The maximum length of an answer that can be generated. This is needed because the start " "and end predictions are not conditioned on one another.", ) parser.add_argument( "--verbose_logging", action="store_true", help="If true, all of the warnings related to data processing will be printed. " "A number of warnings are expected for a normal SQuAD evaluation.", ) parser.add_argument( "--lang_id", default=0, type=int, help="language id of input for language-specific xlm models " "(see tokenization_xlm.PRETRAINED_INIT_CONFIGURATION)", ) parser.add_argument("--logging_steps", type=int, default=500, help="Log every X updates steps.") parser.add_argument( "--save_steps", type=int, default=500, help="Save checkpoint every X updates steps.", ) parser.add_argument( "--eval_all_checkpoints", action="store_true", help="Evaluate all checkpoints starting with the same prefix as model_name ending and ending with step number", ) parser.add_argument("--no_cuda", action="store_true", help="Whether not to use CUDA when available") parser.add_argument( "--overwrite_output_dir", action="store_true", help="Overwrite the content of the output directory", ) parser.add_argument( "--overwrite_cache", action="store_true", help="Overwrite the cached training and evaluation sets", ) parser.add_argument("--seed", type=int, default=42, help="random seed for initialization") parser.add_argument( "--local_rank", type=int, default=-1, help="local_rank for distributed training on gpus", ) parser.add_argument( "--fp16", action="store_true", help="Whether to use 16-bit (mixed) precision (through NVIDIA apex) instead of 32-bit", ) parser.add_argument( "--fp16_opt_level", type=str, default="O1", help="For fp16: Apex AMP optimization level selected in ['O0', 'O1', 'O2', and 'O3']." "See details at https://nvidia.github.io/apex/amp.html", ) parser.add_argument("--server_ip", type=str, default="", help="Can be used for distant debugging.") parser.add_argument("--server_port", type=str, default="", help="Can be used for distant debugging.") parser.add_argument( "--threads", type=int, default=1, help="multiple threads for converting example to features", ) parser.add_argument( "--train_adapter", action="store_true", default=False, help="Train a text task adapter instead of the full model", ) parser.add_argument( "--load_adapter", type=str, default="", help="Pre-trained adapter module to be loaded from Hub.", ) parser.add_argument( "--load_lang_adapter", type=str, default=None, help="Pre-trained language adapter module to be loaded from Hub.", ) parser.add_argument( "--language", type=str, default=None, help="The training language, e.g. 'en' for English.", ) parser.add_argument( "--adapter_config", type=str, default="pfeiffer", help="Adapter configuration. Either an identifier or a path to a file.", ) parser.add_argument( "--adapter_non_linearity", type=str, default=None, help="Override the non-linearity of the adapter configuration.", ) parser.add_argument( "--adapter_reduction_factor", type=int, default=None, help="Override the reduction factor of the adapter configuration.", ) parser.add_argument( "--lang_adapter_config", type=str, default=None, help="Language adapter configuration. Either an identifier or a path to a file.", ) parser.add_argument( "--lang_adapter_non_linearity", type=str, default=None, help="Override the non-linearity of the language adapter configuration.", ) parser.add_argument( "--lang_adapter_reduction_factor", type=int, default=None, help="Override the reduction factor of the language adapter configuration.", ) args = parser.parse_args() if args.doc_stride >= args.max_seq_length - args.max_query_length: logger.warning( "WARNING - You've set a doc stride which may be superior to the document length in some " "examples. This could result in errors when building features from the examples. Please reduce the doc " "stride or increase the maximum length to ensure the features are correctly built." ) if ( os.path.exists(args.output_dir) and os.listdir(args.output_dir) and args.do_train and not args.overwrite_output_dir ): raise ValueError( "Output directory ({}) already exists and is not empty. Use --overwrite_output_dir to overcome.".format( args.output_dir ) ) # Setup distant debugging if needed if args.server_ip and args.server_port: # Distant debugging - see https://code.visualstudio.com/docs/python/debugging#_attach-to-a-local-script import ptvsd print("Waiting for debugger attach") ptvsd.enable_attach(address=(args.server_ip, args.server_port), redirect_output=True) ptvsd.wait_for_attach() # Setup CUDA, GPU & distributed training if args.local_rank == -1 or args.no_cuda: device = torch.device("cuda" if torch.cuda.is_available() and not args.no_cuda else "cpu") args.n_gpu = 0 if args.no_cuda else torch.cuda.device_count() else: # Initializes the distributed backend which will take care of sychronizing nodes/GPUs torch.cuda.set_device(args.local_rank) device = torch.device("cuda", args.local_rank) torch.distributed.init_process_group(backend="nccl") args.n_gpu = 1 args.device = device # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", args.local_rank, device, args.n_gpu, bool(args.local_rank != -1), args.fp16, ) # Set seed set_seed(args) # Load pretrained model and tokenizer if args.local_rank not in [-1, 0]: # Make sure only the first process in distributed training will download model & vocab torch.distributed.barrier() args.model_type = args.model_type.lower() config = AutoConfig.from_pretrained( args.config_name if args.config_name else args.model_name_or_path, cache_dir=args.cache_dir if args.cache_dir else None, ) tokenizer = AutoTokenizer.from_pretrained( args.tokenizer_name if args.tokenizer_name else args.model_name_or_path, do_lower_case=args.do_lower_case, cache_dir=args.cache_dir if args.cache_dir else None, ) model = XLMRobertaForQuestionAnswering.from_pretrained( args.model_name_or_path, from_tf=bool(".ckpt" in args.model_name_or_path), config=config, cache_dir=args.cache_dir if args.cache_dir else None, ) # Setup adapters if args.train_adapter: task_name = "squad2" if args.version_2_with_negative else "squad1" # check if adapter already exists, otherwise add it if task_name not in model.config.adapters.adapter_list(AdapterType.text_task): # resolve the adapter config adapter_config = AdapterConfig.load( args.adapter_config, non_linearity=args.adapter_non_linearity, reduction_factor=args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if args.load_adapter: model.load_adapter( args.load_adapter, AdapterType.text_task, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, AdapterType.text_task, config=adapter_config) # optionally load a pre-trained language adapter if args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( args.lang_adapter_config, non_linearity=args.lang_adapter_non_linearity, reduction_factor=args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( args.load_lang_adapter, AdapterType.text_lang, config=lang_adapter_config, load_as=args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) else: if args.load_adapter or args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter training" ) if args.local_rank == 0: # Make sure only the first process in distributed training will download model & vocab torch.distributed.barrier() model.to(args.device) logger.info("Training/evaluation parameters %s", args) # Before we do anything with models, we want to ensure that we get fp16 execution of torch.einsum if # args.fp16 is set.Otherwise it'll default to "promote" mode, and we'll get fp32 operations. # Note that running `--fp16_opt_level="O2"` will remove the need for this code, but it is still valid. if args.fp16: try: import apex apex.amp.register_half_function(torch, "einsum") except ImportError: raise ImportError("Please install apex from https://www.github.com/nvidia/apex to use fp16 training.") # Training if args.do_train: train_dataset = load_and_cache_examples(args, tokenizer, evaluate=False, output_examples=False) global_step, tr_loss = train(args, train_dataset, model, tokenizer) logger.info(" global_step = %s, average loss = %s", global_step, tr_loss) # Save the trained model and the tokenizer if args.do_train and (args.local_rank == -1 or torch.distributed.get_rank() == 0): logger.info("Saving model checkpoint to %s", args.output_dir) # Save a trained model, configuration and tokenizer using `save_pretrained()`. # They can then be reloaded using `from_pretrained()` # Take care of distributed/parallel training model_to_save = model.module if hasattr(model, "module") else model if args.train_adapter: model_to_save.save_all_adapters(args.output_dir) else: model_to_save.save_pretrained(args.output_dir) tokenizer.save_pretrained(args.output_dir) # Good practice: save your training arguments together with the trained model torch.save(args, os.path.join(args.output_dir, "training_args.bin")) # Load a trained model and vocabulary that you have fine-tuned if not args.train_adapter: model = XLMRobertaForQuestionAnswering.from_pretrained(args.output_dir) # , force_download=True) model.to(args.device) # Evaluation - we can ask to evaluate all the checkpoints (sub-directories) in a directory results = {} if args.do_eval and args.local_rank in [-1, 0]: if args.do_train: logger.info("Loading checkpoints saved during training for evaluation") checkpoints = [args.output_dir] if args.eval_all_checkpoints: if args.train_adapter: checkpoints = set( os.path.dirname(os.path.dirname(c)) for c in sorted( glob.glob( args.output_dir + "/**/" + "pytorch_adapter.bin", recursive=True, ) ) ) else: checkpoints = list( os.path.dirname(c) for c in sorted(glob.glob(args.output_dir + "/**/" + WEIGHTS_NAME, recursive=True)) ) logging.getLogger("transformers.modeling_utils").setLevel(logging.WARN) # Reduce model loading logs else: logger.info("Loading checkpoint %s for evaluation", args.model_name_or_path) checkpoints = [args.model_name_or_path] logger.info("Evaluate the following checkpoints: %s", checkpoints) for checkpoint in checkpoints: # Reload the adapters / model global_step = checkpoint.split("-")[-1] if len(checkpoints) > 1 and "-" in checkpoint else "" if args.train_adapter: model.load_adapter( os.path.join(checkpoint, task_name) if args.do_train else args.load_task_adapter, AdapterType.text_task, load_as=task_name, ) if args.language: lang_adapter_name = model.load_adapter( os.path.join(checkpoint, args.language) if args.do_train else args.load_lang_adapter, AdapterType.text_lang, load_as=args.language, ) else: lang_adapter_name = None if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) else: model = XLMRobertaForQuestionAnswering.from_pretrained(checkpoint) # , force_download=True) model.to(args.device) # Evaluate result = evaluate(args, model, tokenizer, prefix=global_step) result = dict((k + ("_{}".format(global_step) if global_step else ""), v) for k, v in result.items()) results.update(result) logger.info("Results: {}".format(results)) with open(os.path.join(args.output_dir, "results.txt"), "w") as f: for key, value in results.items(): f.write("%s = %s\n" % (key, value)) return results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, UDTrainingArguments, AdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1]) ) else: (model_args, data_args, training_args, adapter_args,) = parser.parse_args_into_dataclasses() if ( os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir ): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. Use --overwrite_output_dir to overcome." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if training_args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", training_args.local_rank, training_args.device, training_args.n_gpu, bool(training_args.local_rank != -1), training_args.fp16, ) logger.info("Training/evaluation parameters %s", training_args) # Set seed set_seed(training_args.seed) # Prepare for UD dependency parsing task labels = UD_HEAD_LABELS label_map: Dict[int, str] = {i: label for i, label in enumerate(labels)} num_labels = len(labels) config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, id2label=label_map, label2id={label: i for i, label in enumerate(labels)}, cache_dir=model_args.cache_dir, pad_token_id=-1, ) if model_args.is_japanese: assert model_args.mecab_dir is not None assert model_args.mecab_dic_dir is not None tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast, do_lower_case=model_args.do_lower_case, mecab_kwargs={"mecab_option": f"-r {model_args.mecab_dir} -d {model_args.mecab_dic_dir}"} if model_args.is_japanese else None, ) model = BertForBiaffineParsing.from_pretrained( model_args.model_name_or_path, config=config, cache_dir=model_args.cache_dir, ) # Setup adapters task_name = "udp" language = adapter_args.language if model_args.replace_embeddings: model.resize_token_embeddings(len(tokenizer)) if model_args.leave_out_twelvth: logger.info("Leaving out 12") leave_out = [11] else: leave_out = [] setup_task_adapter_training( model, task_name, adapter_args, leave_out=leave_out, with_embeddings=model_args.replace_embeddings ) if model_args.leave_out_twelvth: if language in model.base_model.encoder.layer._modules["11"].output.layer_text_lang_adapters: del model.base_model.encoder.layer._modules["11"].output.layer_text_lang_adapters[language] logger.info("Deleted language adapter " + language + " in layer 12") if language in model.base_model.encoder.layer._modules["11"].attention.output.attention_text_lang_adapters: del model.base_model.encoder.layer._modules["11"].attention.output.attention_text_lang_adapters[language] logger.info("Deleted language adapter " + language + " in layer 12") if adapter_args.train_adapter: if language: adapter_names = [[language], [task_name]] else: adapter_names = [[task_name]] else: adapter_names = None train_dataset = ( UDDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.train, ) if training_args.do_train else None ) eval_dataset = ( UDDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.dev, ) if training_args.do_eval else None ) # Initialize our Trainer trainer = DependencyParsingTrainer( model=model, args=training_args, train_dataset=train_dataset, eval_dataset=eval_dataset, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, adapter_names=adapter_names, ) # Training if training_args.do_train: trainer.train( model_path=model_args.model_name_or_path if os.path.isdir(model_args.model_name_or_path) else None ) trainer.save_model() # For convenience, we also re-save the tokenizer to the same directory, # so that you can share your model easily on huggingface.co/models =) if trainer.is_world_master(): tokenizer.save_pretrained(training_args.output_dir) # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") result = trainer.evaluate() output_eval_file = os.path.join(training_args.output_dir, "eval_results.txt") if trainer.is_world_master(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results *****") for key, value in result.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) results.update(result) # Predict if training_args.do_predict: test_dataset = UDDataset( data_dir=data_args.data_dir, tokenizer=tokenizer, labels=labels, max_seq_length=data_args.max_seq_length, overwrite_cache=data_args.overwrite_cache, mode=Split.test, ) logging.info("*** Test ***") if training_args.store_best_model: logger.info("Loading best model for predictions.") if adapter_args.train_adapter: if language: lang_adapter_config = AdapterConfig.load( config="pfeiffer", non_linearity="gelu", reduction_factor=2, leave_out=leave_out ) model.load_adapter( os.path.join(training_args.output_dir, "best_model", language) if training_args.do_train else adapter_args.load_lang_adapter, AdapterType.text_lang, config=lang_adapter_config, load_as=language, ) task_adapter_config = AdapterConfig.load( config="pfeiffer", non_linearity="gelu", reduction_factor=16, leave_out=leave_out ) model.load_adapter( os.path.join(training_args.output_dir, "best_model", task_name) if training_args.do_train else adapter_args.load_task_adapter, AdapterType.text_task, config=task_adapter_config, load_as=task_name, ) if model_args.leave_out_twelvth: if language in model.base_model.encoder.layer._modules["11"].output.layer_text_lang_adapters: del model.base_model.encoder.layer._modules["11"].output.layer_text_lang_adapters[language] logger.info("Deleted language adapter " + language + " in layer 12") if ( language in model.base_model.encoder.layer._modules["11"].attention.output.attention_text_lang_adapters ): del model.base_model.encoder.layer._modules[ "11" ].attention.output.attention_text_lang_adapters[language] logger.info("Deleted language adapter " + language + " in layer 12") if language: adapter_names = [[language], [task_name]] else: adapter_names = [[task_name]] else: trainer.model = BertForBiaffineParsing.from_pretrained( os.path.join(training_args.output_dir, "best_model"), from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ).to(training_args.device) predictions, _, metrics = trainer.predict(test_dataset) output_test_results_file = os.path.join(training_args.output_dir, "test_results.txt") if trainer.is_world_master(): with open(output_test_results_file, "w") as writer: for key, value in metrics.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) return results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, AdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) if (os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. Use --overwrite_output_dir to overcome." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if training_args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", training_args.local_rank, training_args.device, training_args.n_gpu, bool(training_args.local_rank != -1), training_args.fp16, ) logger.info("Training/evaluation parameters %s", training_args) # Set seed set_seed(training_args.seed) try: num_labels = glue_tasks_num_labels[data_args.task_name] output_mode = glue_output_modes[data_args.task_name] except KeyError: raise ValueError("Task not found: %s" % (data_args.task_name)) # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. # config = AutoConfig.from_pretrained( # model_args.config_name if model_args.config_name else model_args.model_name_or_path, # num_labels=num_labels, # finetuning_task=data_args.task_name, # cache_dir=model_args.cache_dir, # ) tokenizer = BertTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, ) model = BertForSequenceClassification.from_pretrained( "bert-base-uncased", cache_dir=model_args.cache_dir, num_labels=num_labels) # model = AutoModelWithHeads.from_pretrained( # model_args.model_name_or_path, # from_tf=bool(".ckpt" in model_args.model_name_or_path), # config=config, # cache_dir=model_args.cache_dir, # ) # model.add_classification_head(data_args.task_name, num_labels=num_labels) config = AdapterConfig.load("pfeiffer") model.load_adapter("nli/multinli@ukp", "text_task", config=config) # Setup adapters # setup_task_adapter_training(model, "mnli", adapter_args) # model.train_adapter(["mnli"]) # model.set_active_adapters(["mnli"]) # Get datasets train_dataset = GlueDataset( data_args, tokenizer=tokenizer) if training_args.do_train else None eval_dataset = GlueDataset(data_args, tokenizer=tokenizer, mode="dev") if training_args.do_eval else None test_dataset = GlueDataset( data_args, tokenizer=tokenizer, mode="test") if training_args.do_predict else None def compute_metrics(p: EvalPrediction) -> Dict: if output_mode == "classification": preds = np.argmax(p.predictions, axis=1) elif output_mode == "regression": preds = np.squeeze(p.predictions) return glue_compute_metrics(data_args.task_name, preds, p.label_ids) # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=train_dataset, eval_dataset=eval_dataset, compute_metrics=compute_metrics, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: trainer.train(model_path=model_args.model_name_or_path if os.path. isdir(model_args.model_name_or_path) else None) trainer.save_model() # For convenience, we also re-save the tokenizer to the same directory, # so that you can share your model easily on huggingface.co/models =) if trainer.is_world_master(): tokenizer.save_pretrained(training_args.output_dir) # Evaluation eval_results = {} if training_args.do_eval: logger.info("*** Evaluate ***") # Loop to handle MNLI double evaluation (matched, mis-matched) eval_datasets = [eval_dataset] if data_args.task_name == "mnli": mnli_mm_data_args = dataclasses.replace(data_args, task_name="mnli-mm") eval_datasets.append( GlueDataset(mnli_mm_data_args, tokenizer=tokenizer, mode="dev")) for eval_dataset in eval_datasets: eval_result = trainer.evaluate(eval_dataset=eval_dataset) output_eval_file = os.path.join( training_args.output_dir, f"eval_results_{eval_dataset.args.task_name}.txt") if trainer.is_world_master(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results {} *****".format( eval_dataset.args.task_name)) for key, value in eval_result.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) eval_results.update(eval_result) if training_args.do_predict: logging.info("*** Test ***") test_datasets = [test_dataset] if data_args.task_name == "mnli": mnli_mm_data_args = dataclasses.replace(data_args, task_name="mnli-mm") test_datasets.append( GlueDataset(mnli_mm_data_args, tokenizer=tokenizer, mode="test")) for test_dataset in test_datasets: predictions = trainer.predict( test_dataset=test_dataset).predictions if output_mode == "classification": predictions = np.argmax(predictions, axis=1) output_test_file = os.path.join( training_args.output_dir, f"test_results_{test_dataset.args.task_name}.txt") if trainer.is_world_master(): with open(output_test_file, "w") as writer: logger.info("***** Test results {} *****".format( test_dataset.args.task_name)) writer.write("index\tprediction\n") for index, item in enumerate(predictions): if output_mode == "regression": writer.write("%d\t%3.3f\n" % (index, item)) else: item = test_dataset.get_labels()[item] writer.write("%d\t%s\n" % (index, item)) return eval_results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) if (os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty." "Use --overwrite_output_dir to overcome.") # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if is_main_process(training_args.local_rank) else logging.WARN, ) # Log on each process the small summary: logger.warning( f"Process rank: {training_args.local_rank}, device: {training_args.device}, n_gpu: {training_args.n_gpu}" + f"distributed training: {bool(training_args.local_rank != -1)}, 16-bits training: {training_args.fp16}" ) # Set the verbosity to info of the Transformers logger (on main process only): if is_main_process(training_args.local_rank): transformers.utils.logging.set_verbosity_info() logger.info("Training/evaluation parameters %s", training_args) # Set seed before initializing model. set_seed(training_args.seed) # Get the datasets: you can either provide your own CSV/JSON/TXT training and evaluation files (see below) # or just provide the name of one of the public datasets available on the hub at https://huggingface.co/datasets/ # (the dataset will be downloaded automatically from the datasets Hub). # # For CSV/JSON files, this script will use the column called 'text' or the first column if no column called # 'text' is found. You can easily tweak this behavior (see below). # # In distributed training, the load_dataset function guarantee that only one local process can concurrently # download the dataset. if data_args.dataset_name is not None: # Downloading and loading a dataset from the hub. datasets = load_dataset(data_args.dataset_name, data_args.dataset_config_name) else: data_files = {} if data_args.train_file is not None: data_files["train"] = data_args.train_file if data_args.validation_file is not None: data_files["validation"] = data_args.validation_file if data_args.test_file is not None: data_files["test"] = data_args.test_file extension = data_args.train_file.split(".")[-1] datasets = load_dataset(extension, data_files=data_files) # See more about loading any type of standard or custom dataset (from files, python dict, pandas DataFrame, etc) at # https://huggingface.co/docs/datasets/loading_datasets.html. if training_args.do_train: column_names = datasets["train"].column_names else: column_names = datasets["validation"].column_names text_column_name = "words" if "words" in column_names else column_names[0] label_column_name = data_args.task_name if data_args.task_name in column_names else column_names[ 1] # Labeling (this part will be easier when https://github.com/huggingface/datasets/issues/797 is solved) def get_label_list(labels): unique_labels = set() for label in labels: unique_labels = unique_labels | set(label) label_list = list(unique_labels) label_list.sort() return label_list label_list = get_label_list(datasets["train"][label_column_name]) label_to_id = {l: i for i, l in enumerate(label_list)} num_labels = len(label_list) # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, finetuning_task=data_args.task_name, cache_dir=model_args.cache_dir, ) tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=True, ) model = AutoModelForTokenClassification.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ) # Setup adapters if adapter_args.train_adapter: task_name = data_args.dataset_name or "ner" # check if adapter already exists, otherwise add it if task_name not in model.config.adapters.adapter_list( AdapterType.text_task): # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, AdapterType.text_task, config=adapter_config, load_as=task_name, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, AdapterType.text_task, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, AdapterType.text_lang, config=lang_adapter_config, load_as=adapter_args.language, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters([lang_adapter_name, task_name]) else: model.set_active_adapters([task_name]) else: if adapter_args.load_adapter or adapter_args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter training") # Preprocessing the dataset # Padding strategy padding = "max_length" if data_args.pad_to_max_length else False # Tokenize all texts and align the labels with them. def tokenize_and_align_labels(examples): tokenized_inputs = tokenizer( examples[text_column_name], padding=padding, truncation=True, # We use this argument because the texts in our dataset are lists of words (with a label for each word). is_split_into_words=True, return_offsets_mapping=True, ) offset_mappings = tokenized_inputs.pop("offset_mapping") labels = [] for label, offset_mapping in zip(examples[label_column_name], offset_mappings): label_index = 0 current_label = -100 label_ids = [] for offset in offset_mapping: # We set the label for the first token of each word. Special characters will have an offset of (0, 0) # so the test ignores them. if offset[0] == 0 and offset[1] != 0: current_label = label_to_id[label[label_index]] label_index += 1 label_ids.append(current_label) # For special tokens, we set the label to -100 so it's automatically ignored in the loss function. elif offset[0] == 0 and offset[1] == 0: label_ids.append(-100) # For the other tokens in a word, we set the label to either the current label or -100, depending on # the label_all_tokens flag. else: label_ids.append( current_label if data_args.label_all_tokens else -100) labels.append(label_ids) tokenized_inputs["labels"] = labels return tokenized_inputs tokenized_datasets = datasets.map( tokenize_and_align_labels, batched=True, num_proc=data_args.preprocessing_num_workers, load_from_cache_file=not data_args.overwrite_cache, ) # Data collator data_collator = DataCollatorForTokenClassification(tokenizer) # Metrics def compute_metrics(p): predictions, labels = p predictions = np.argmax(predictions, axis=2) # Remove ignored index (special tokens) true_predictions = [[ label_list[p] for (p, l) in zip(prediction, label) if l != -100 ] for prediction, label in zip(predictions, labels)] true_labels = [[ label_list[l] for (p, l) in zip(prediction, label) if l != -100 ] for prediction, label in zip(predictions, labels)] return { "accuracy_score": accuracy_score(true_labels, true_predictions), "precision": precision_score(true_labels, true_predictions), "recall": recall_score(true_labels, true_predictions), "f1": f1_score(true_labels, true_predictions), } # Initialize our Trainer trainer = Trainer( model=model, args=training_args, train_dataset=tokenized_datasets["train"] if training_args.do_train else None, eval_dataset=tokenized_datasets["validation"] if training_args.do_eval else None, tokenizer=tokenizer, data_collator=data_collator, compute_metrics=compute_metrics, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: trainer.train(model_path=model_args.model_name_or_path if os.path. isdir(model_args.model_name_or_path) else None) trainer.save_model() # Saves the tokenizer too for easy upload # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") results = trainer.evaluate() output_eval_file = os.path.join(training_args.output_dir, "eval_results_ner.txt") if trainer.is_world_process_zero(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results *****") for key, value in results.items(): logger.info(f" {key} = {value}") writer.write(f"{key} = {value}\n") # Predict if training_args.do_predict: logger.info("*** Predict ***") test_dataset = datasets["test"] predictions, labels, metrics = trainer.predict(test_dataset) predictions = np.argmax(predictions, axis=2) # Remove ignored index (special tokens) true_predictions = [[ label_list[p] for (p, l) in zip(prediction, label) if l != -100 ] for prediction, label in zip(predictions, labels)] output_test_results_file = os.path.join(training_args.output_dir, "test_results.txt") if trainer.is_world_master(): with open(output_test_results_file, "w") as writer: for key, value in metrics.items(): logger.info(f" {key} = {value}") writer.write(f"{key} = {value}\n") # Save predictions output_test_predictions_file = os.path.join(training_args.output_dir, "test_predictions.txt") if trainer.is_world_master(): with open(output_test_predictions_file, "w") as writer: for prediction in true_predictions: writer.write(" ".join(prediction) + "\n") return results
overwrite_cache=overwrite_tokenizer, mode=Split.test, ) if training_args.do_eval else None) config = BertConfig.from_pretrained( model_name_or_path, num_labels=num_labels, finetuning_task=task_name, #cache_dir=cache_dir, ) model = AutoModelWithHeads.from_pretrained(model_name_or_path, config=config) #model.add_multiple_choice_head(adapter_config_name_or_path, num_choices=5) model.add_multiple_choice_head(adapter_config_name_or_path, num_choices=5) adapter_config = AdapterConfig.load(adapter_config_name_or_path) #model.load_adapter("comsense/csqa@ukp", "text_task", config=config) # --> original model.load_adapter(adapter_name_or_path, "text_task", config=adapter_config) # --> removed model.add_apdapter("csqa", AdapterType.text_task) model.train_adapter([adapter_name_or_path]) model.set_active_adapters([[adapter_name_or_path]]) # task adapter - only add if not existing if task_name not in model.config.adapters.adapter_list(AdapterType.text_task): # add a new adapter model.add_adapter(task_name, AdapterType.text_task, config=adapter_args.adapter_config) # enable adapter training model.train_adapter([task_name])
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, TrainingArguments, AdapterArguments)) model_args, data_args, training_args, adapter_args = parser.parse_args_into_dataclasses( ) if data_args.eval_data_file is None and training_args.do_eval: raise ValueError( "Cannot do evaluation without an evaluation data file. Either supply a file to --eval_data_file " "or remove the --do_eval argument.") if (os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. Use --overwrite_output_dir to overcome." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if training_args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", training_args.local_rank, training_args.device, training_args.n_gpu, bool(training_args.local_rank != -1), training_args.fp16, ) logger.info("Training/evaluation parameters %s", training_args) # Set seed set_seed(training_args.seed) # Load pretrained model and tokenizer # # Distributed training: # The .from_pretrained methods guarantee that only one local process can concurrently # download model & vocab. if model_args.config_name: config = AutoConfig.from_pretrained(model_args.config_name, cache_dir=model_args.cache_dir) elif model_args.model_name_or_path: config = AutoConfig.from_pretrained(model_args.model_name_or_path, cache_dir=model_args.cache_dir) else: config = CONFIG_MAPPING[model_args.model_type]() logger.warning( "You are instantiating a new config instance from scratch.") if model_args.tokenizer_name: tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name, cache_dir=model_args.cache_dir) elif model_args.model_name_or_path: tokenizer = AutoTokenizer.from_pretrained( model_args.model_name_or_path, cache_dir=model_args.cache_dir) else: raise ValueError( "You are instantiating a new tokenizer from scratch. This is not supported, but you can do it from another script, save it," "and load it from here, using --tokenizer_name") if model_args.model_name_or_path: model = AutoModelWithLMHead.from_pretrained( model_args.model_name_or_path, from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ) else: logger.info("Training new model from scratch") model = AutoModelWithLMHead.from_config(config) model.resize_token_embeddings(len(tokenizer)) # Setup adapters if adapter_args.train_adapter: language = adapter_args.language if not language: raise ValueError( "--language flag must be set when training an adapter") # check if language adapter already exists, otherwise add it if language not in model.config.adapters.adapter_list( AdapterType.text_lang): # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, AdapterType.text_lang, config=adapter_config, load_as=language, ) # otherwise, add a fresh adapter else: model.add_adapter(language, AdapterType.text_lang, config=adapter_config) # Freeze all model weights except of those of this adapter & use this adapter in every forward pass model.train_adapter([language]) if config.model_type in ["bert", "roberta", "distilbert", "camembert" ] and not data_args.mlm: raise ValueError( "BERT and RoBERTa-like models do not have LM heads but masked LM heads. They must be run using the" "--mlm flag (masked language modeling).") if data_args.block_size <= 0: data_args.block_size = tokenizer.max_len # Our input block size will be the max possible for the model else: data_args.block_size = min(data_args.block_size, tokenizer.max_len) # Get datasets train_dataset = (get_dataset( data_args, tokenizer=tokenizer, cache_dir=model_args.cache_dir) if training_args.do_train else None) eval_dataset = (get_dataset(data_args, tokenizer=tokenizer, evaluate=True, cache_dir=model_args.cache_dir) if training_args.do_eval else None) if config.model_type == "xlnet": data_collator = DataCollatorForPermutationLanguageModeling( tokenizer=tokenizer, plm_probability=data_args.plm_probability, max_span_length=data_args.max_span_length, ) else: data_collator = DataCollatorForLanguageModeling( tokenizer=tokenizer, mlm=data_args.mlm, mlm_probability=data_args.mlm_probability) # Initialize our Trainer trainer = Trainer( model=model, args=training_args, data_collator=data_collator, train_dataset=train_dataset, eval_dataset=eval_dataset, prediction_loss_only=True, do_save_full_model=not adapter_args.train_adapter, do_save_adapters=adapter_args.train_adapter, ) # Training if training_args.do_train: model_path = (model_args.model_name_or_path if model_args.model_name_or_path is not None and os.path.isdir(model_args.model_name_or_path) else None) trainer.train(model_path=model_path) trainer.save_model() # For convenience, we also re-save the tokenizer to the same directory, # so that you can share your model easily on huggingface.co/models =) if trainer.is_world_master(): tokenizer.save_pretrained(training_args.output_dir) # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") eval_output = trainer.evaluate() perplexity = math.exp(eval_output["eval_loss"]) result = {"perplexity": perplexity} output_eval_file = os.path.join(training_args.output_dir, "eval_results_lm.txt") if trainer.is_world_master(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results *****") for key in sorted(result.keys()): logger.info(" %s = %s", key, str(result[key])) writer.write("%s = %s\n" % (key, str(result[key]))) results.update(result) return results
def main(): # See all possible arguments in src/transformers/training_args.py # or by passing the --help flag to this script. # We now keep distinct sets of args, for a cleaner separation of concerns. parser = HfArgumentParser((ModelArguments, DataTrainingArguments, UDTrainingArguments, MultiLingAdapterArguments)) if len(sys.argv) == 2 and sys.argv[1].endswith(".json"): # If we pass only one argument to the script and it's the path to a json file, # let's parse it to get our arguments. model_args, data_args, training_args, adapter_args = parser.parse_json_file( json_file=os.path.abspath(sys.argv[1])) else: ( model_args, data_args, training_args, adapter_args, ) = parser.parse_args_into_dataclasses() if (os.path.exists(training_args.output_dir) and os.listdir(training_args.output_dir) and training_args.do_train and not training_args.overwrite_output_dir): raise ValueError( f"Output directory ({training_args.output_dir}) already exists and is not empty. Use --overwrite_output_dir to overcome." ) # Setup logging logging.basicConfig( format="%(asctime)s - %(levelname)s - %(name)s - %(message)s", datefmt="%m/%d/%Y %H:%M:%S", level=logging.INFO if training_args.local_rank in [-1, 0] else logging.WARN, ) logger.warning( "Process rank: %s, device: %s, n_gpu: %s, distributed training: %s, 16-bits training: %s", training_args.local_rank, training_args.device, training_args.n_gpu, bool(training_args.local_rank != -1), training_args.fp16, ) logger.info("Training/evaluation parameters %s", training_args) # Set seed set_seed(training_args.seed) # Prepare for UD dependency parsing task labels = UD_HEAD_LABELS label_map: Dict[int, str] = {i: label for i, label in enumerate(labels)} num_labels = len(labels) config = AutoConfig.from_pretrained( model_args.config_name if model_args.config_name else model_args.model_name_or_path, num_labels=num_labels, id2label=label_map, label2id={label: i for i, label in enumerate(labels)}, cache_dir=model_args.cache_dir, pad_token_id=-1, ) if model_args.is_japanese: assert model_args.mecab_dir is not None assert model_args.mecab_dic_dir is not None tokenizer = AutoTokenizer.from_pretrained( model_args.tokenizer_name if model_args.tokenizer_name else model_args.model_name_or_path, cache_dir=model_args.cache_dir, use_fast=model_args.use_fast, do_lower_case=model_args.do_lower_case, add_prefix_space=True, # Used e.g. for RoBERTa mecab_kwargs={ "mecab_option": f"-r {model_args.mecab_dir} -d {model_args.mecab_dic_dir}" } if model_args.is_japanese else None, ) # The task name (with prefix) task_name = "ud_" + data_args.task_name language = adapter_args.language model = AutoModelWithHeads.from_pretrained( model_args.model_name_or_path, config=config, cache_dir=model_args.cache_dir, ) model.add_dependency_parsing_head( task_name, num_labels=num_labels, id2label=label_map, ) if model_args.leave_out_twelvth: logger.info("Leaving out 12") leave_out = [11] else: leave_out = [] # Setup adapters if adapter_args.train_adapter: # check if adapter already exists, otherwise add it if task_name not in model.config.adapters: # resolve the adapter config adapter_config = AdapterConfig.load( adapter_args.adapter_config, non_linearity=adapter_args.adapter_non_linearity, reduction_factor=adapter_args.adapter_reduction_factor, leave_out=leave_out, ) # load a pre-trained from Hub if specified if adapter_args.load_adapter: model.load_adapter( adapter_args.load_adapter, config=adapter_config, load_as=task_name, leave_out=leave_out, ) # otherwise, add a fresh adapter else: model.add_adapter(task_name, config=adapter_config) # optionally load a pre-trained language adapter if adapter_args.load_lang_adapter: # resolve the language adapter config lang_adapter_config = AdapterConfig.load( adapter_args.lang_adapter_config, non_linearity=adapter_args.lang_adapter_non_linearity, reduction_factor=adapter_args.lang_adapter_reduction_factor, leave_out=leave_out, ) # load the language adapter from Hub lang_adapter_name = model.load_adapter( adapter_args.load_lang_adapter, config=lang_adapter_config, load_as=adapter_args.language, leave_out=leave_out, ) else: lang_adapter_name = None # Freeze all model weights except of those of this adapter model.train_adapter([task_name]) # Set the adapters to be used in every forward pass if lang_adapter_name: model.set_active_adapters(ac.Stack(lang_adapter_name, task_name)) else: model.set_active_adapters(task_name) else: if adapter_args.load_adapter or adapter_args.load_lang_adapter: raise ValueError( "Adapters can only be loaded in adapters training mode." "Use --train_adapter to enable adapter training") # Load and preprocess dataset dataset = load_dataset("universal_dependencies", data_args.task_name) dataset = preprocess_dataset(dataset, tokenizer, labels, data_args, pad_token_id=-1) # Initialize our Trainer # HACK: Set this attribute to False to prevent label columns from being deleted training_args.remove_unused_columns = False trainer_class = DependencyParsingAdapterTrainer if adapter_args.train_adapter else DependencyParsingTrainer trainer = trainer_class( model=model, args=training_args, train_dataset=dataset["train"], eval_dataset=dataset["validation"], ) # Training if training_args.do_train: trainer.train(model_path=model_args.model_name_or_path if os.path. isdir(model_args.model_name_or_path) else None) trainer.save_model() # For convenience, we also re-save the tokenizer to the same directory, # so that you can share your model easily on huggingface.co/models =) if trainer.is_world_process_zero(): tokenizer.save_pretrained(training_args.output_dir) # Evaluation results = {} if training_args.do_eval: logger.info("*** Evaluate ***") result = trainer.evaluate() output_eval_file = os.path.join(training_args.output_dir, "eval_results.txt") if trainer.is_world_process_zero(): with open(output_eval_file, "w") as writer: logger.info("***** Eval results *****") for key, value in result.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) results.update(result) # Predict if training_args.do_predict: logging.info("*** Test ***") if training_args.store_best_model: logger.info("Loading best model for predictions.") if adapter_args.train_adapter: if language: lang_adapter_config = AdapterConfig.load( config="pfeiffer", non_linearity="gelu", reduction_factor=2, leave_out=leave_out) model.load_adapter( os.path.join(training_args.output_dir, "best_model", language) if training_args.do_train else adapter_args.load_lang_adapter, config=lang_adapter_config, load_as=language, leave_out=leave_out, ) task_adapter_config = AdapterConfig.load(config="pfeiffer", non_linearity="gelu", reduction_factor=16, leave_out=leave_out) model.load_adapter( os.path.join(training_args.output_dir, "best_model", task_name) if training_args.do_train else adapter_args.load_adapter, config=task_adapter_config, load_as=task_name, leave_out=leave_out, ) if language: model.set_active_adapters( ac.Stack(lang_adapter_name, task_name)) else: model.set_active_adapters(task_name) model.to(training_args.device) else: trainer.model = AutoModelWithHeads.from_pretrained( os.path.join(training_args.output_dir, "best_model"), from_tf=bool(".ckpt" in model_args.model_name_or_path), config=config, cache_dir=model_args.cache_dir, ).to(training_args.device) predictions, _, metrics = trainer.predict(dataset["test"]) output_test_results_file = os.path.join(training_args.output_dir, "test_results.txt") if trainer.is_world_process_zero(): with open(output_test_results_file, "w") as writer: for key, value in metrics.items(): logger.info(" %s = %s", key, value) writer.write("%s = %s\n" % (key, value)) return results