def main():
    parser = argparse.ArgumentParser()

    ## Required parameters
    parser.add_argument(
        "--data_dir",
        default=None,
        type=str,
        required=True,
        help=
        "The input data dir. Should contain the .tsv files (or other data files) for the task."
    )
    parser.add_argument("--model_type",
                        default=None,
                        type=str,
                        required=True,
                        help="Model type selected in the list: ")
    parser.add_argument(
        "--model_name_or_path",
        default=None,
        type=str,
        required=True,
        help="Path to pre-trained model or shortcut name selected in the list")
    parser.add_argument(
        "--task_name",
        default=None,
        type=str,
        required=True,
        help="The name of the task to train selected in the list: " +
        ", ".join(processors.keys()))
    parser.add_argument(
        "--output_dir",
        default=None,
        type=str,
        required=True,
        help=
        "The output directory where the model predictions and checkpoints will be written."
    )
    parser.add_argument("--vocab_file", default='', type=str)
    parser.add_argument("--spm_model_file", default='', type=str)

    ## Other parameters
    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(
        "--max_seq_length",
        default=512,
        type=int,
        help=
        "The maximum total input sequence length after tokenization. Sequences longer "
        "than this will be truncated, sequences shorter will be padded.")
    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(
        "--do_predict",
        action='store_true',
        help="Whether to run the model in inference mode on the test set.")
    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(
        '--gradient_accumulation_steps',
        type=int,
        default=1,
        help=
        "Number of updates steps to accumulate before performing a backward/update pass."
    )
    parser.add_argument("--learning_rate",
                        default=5e-5,
                        type=float,
                        help="The initial learning rate for Adam.")
    parser.add_argument("--weight_decay",
                        default=0.0,
                        type=float,
                        help="Weight deay if we apply some.")
    parser.add_argument("--adam_epsilon",
                        default=1e-6,
                        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_proportion",
        default=0.1,
        type=float,
        help=
        "Proportion of training to perform linear learning rate warmup for,E.g., 0.1 = 10% of training."
    )

    parser.add_argument('--logging_steps',
                        type=int,
                        default=10,
                        help="Log every X updates steps.")
    parser.add_argument('--save_steps',
                        type=int,
                        default=1000,
                        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="Avoid using 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(
        '--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("--local_rank",
                        type=int,
                        default=-1,
                        help="For distributed training: local_rank")
    parser.add_argument('--server_ip',
                        type=str,
                        default='',
                        help="For distant debugging.")
    parser.add_argument('--server_port',
                        type=str,
                        default='',
                        help="For distant debugging.")

    os.environ['CUDA_VISIBLE_DEVICES'] = "0"

    args = parser.parse_args()

    if not os.path.exists(args.output_dir):
        os.mkdir(args.output_dir)
    args.output_dir = args.output_dir + '{}'.format(args.model_type)
    if not os.path.exists(args.output_dir):
        os.mkdir(args.output_dir)
    init_logger(log_file=args.output_dir +
                '/{}-{}.log'.format(args.model_type, args.task_name))
    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 = 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
    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
    seed_everything(args.seed)
    # Prepare GLUE task
    args.task_name = args.task_name.lower()
    if args.task_name not in processors:
        raise ValueError("Task not found: %s" % (args.task_name))
    processor = processors[args.task_name]()
    args.output_mode = output_modes[args.task_name]
    label_list = processor.get_labels()
    num_labels = len(label_list)

    # Load pretrained model and tokenizer
    if args.local_rank not in [-1, 0]:
        torch.distributed.barrier(
        )  # Make sure only the first process in distributed training will download model & vocab

    args.model_type = args.model_type.lower()
    config = AlbertConfig.from_pretrained(
        args.config_name if args.config_name else args.model_name_or_path,
        num_labels=num_labels,
        finetuning_task=args.task_name)
    tokenizer = tokenization_albert.FullTokenizer(
        vocab_file=args.vocab_file,
        do_lower_case=args.do_lower_case,
        spm_model_file=args.spm_model_file)
    model = AlbertForSentenceRanking.from_pretrained(
        args.model_name_or_path,
        from_tf=bool('.ckpt' in args.model_name_or_path),
        config=config)
    if args.local_rank == 0:
        torch.distributed.barrier(
        )  # Make sure only the first process in distributed training will download model & vocab
    model.to(args.device)
    logger.info("Training/evaluation parameters %s", args)

    # Training
    if args.do_train:
        train_dataset = load_and_cache_examples(args,
                                                args.task_name,
                                                tokenizer,
                                                data_type='train')
        global_step, tr_loss = train(args, train_dataset, model, tokenizer)
        logger.info(" global_step = %s, average loss = %s", global_step,
                    tr_loss)

    # Saving best-practices: if you use defaults names for the model, you can reload it using from_pretrained()
    if args.do_train and (args.local_rank == -1
                          or torch.distributed.get_rank() == 0):
        # Create output directory if needed
        if not os.path.exists(args.output_dir) and args.local_rank in [-1, 0]:
            os.makedirs(args.output_dir)

        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()`
        model_to_save = model.module if hasattr(
            model,
            'module') else model  # Take care of distributed/parallel training
        model_to_save.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'))

    # Evaluation
    results = []
    if args.do_eval and args.local_rank in [-1, 0]:
        tokenizer = tokenization_albert.FullTokenizer(
            vocab_file=args.vocab_file,
            do_lower_case=args.do_lower_case,
            spm_model_file=args.spm_model_file)
        checkpoints = [(0, args.output_dir)]
        if args.eval_all_checkpoints:
            checkpoints = list(
                os.path.dirname(c) for c in sorted(
                    glob.glob(args.output_dir + '/**/' + WEIGHTS_NAME,
                              recursive=True)))
            checkpoints = [(int(checkpoint.split('-')[-1]), checkpoint)
                           for checkpoint in checkpoints
                           if checkpoint.find('checkpoint') != -1]
            checkpoints = sorted(checkpoints, key=lambda x: x[0])
        logger.info("Evaluate the following checkpoints: %s", checkpoints)
        for _, checkpoint in checkpoints:
            global_step = checkpoint.split(
                '-')[-1] if len(checkpoints) > 1 else ""
            prefix = checkpoint.split(
                '/')[-1] if checkpoint.find('checkpoint') != -1 else ""

            model = AlbertForSentenceRanking.from_pretrained(checkpoint)
            model.to(args.device)
            result = evaluate(args, model, tokenizer, prefix=prefix)
            results.extend([(k + '_{}'.format(global_step), v)
                            for k, v in result.items()])
        output_eval_file = os.path.join(args.output_dir,
                                        "checkpoint_eval_results.txt")
        with open(output_eval_file, "w") as writer:
            for key, value in results:
                writer.write("%s = %s\n" % (key, str(value)))
Exemple #2
0
def main():
    parser = argparse.ArgumentParser()

    # Required parameters
    parser.add_argument(
        "--task_name",
        default=None,
        type=str,
        required=True,
        help="The name of the task to train selected in the list: " +
        ", ".join(processors.keys()))
    parser.add_argument(
        "--data_dir",
        default=None,
        type=str,
        required=True,
        help=
        "The input data dir. Should contain the training files for the CoNLL-2003 NER task.",
    )
    parser.add_argument(
        "--model_type",
        default=None,
        type=str,
        required=True,
        help="Model type selected in the list: " +
        ", ".join(MODEL_CLASSES.keys()),
    )
    parser.add_argument(
        "--model_name_or_path",
        default=None,
        type=str,
        required=True,
        help="Path to pre-trained model or shortcut name selected in the list: "
        + ", ".join(ALL_MODELS),
    )
    parser.add_argument(
        "--output_dir",
        default=None,
        type=str,
        required=True,
        help=
        "The output directory where the model predictions and checkpoints will be written.",
    )

    # Other parameters
    parser.add_argument('--markup',
                        default='bios',
                        type=str,
                        choices=['bios', 'bio'])
    parser.add_argument('--loss_type',
                        default='ce',
                        type=str,
                        choices=['lsr', 'focal', 'ce'])
    parser.add_argument(
        "--labels",
        default="",
        type=str,
        help=
        "Path to a file containing all labels. If not specified, CoNLL-2003 labels are used.",
    )
    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(
        "--train_max_seq_length",
        default=128,
        type=int,
        help=
        "The maximum total input sequence length after tokenization. Sequences longer "
        "than this will be truncated, sequences shorter will be padded.",
    )
    parser.add_argument(
        "--eval_max_seq_length",
        default=512,
        type=int,
        help=
        "The maximum total input sequence length after tokenization. Sequences longer "
        "than this will be truncated, sequences shorter will be padded.",
    )
    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("--do_predict",
                        action="store_true",
                        help="Whether to run predictions on the test set.")
    parser.add_argument(
        "--evaluate_during_training",
        action="store_true",
        help="Whether to 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(
        "--gradient_accumulation_steps",
        type=int,
        default=1,
        help=
        "Number of updates steps to accumulate before performing a backward/update pass.",
    )
    parser.add_argument("--learning_rate",
                        default=5e-5,
                        type=float,
                        help="The initial learning rate for Adam.")
    parser.add_argument("--weight_decay",
                        default=0.01,
                        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_proportion",
        default=0.1,
        type=float,
        help=
        "Proportion of training to perform linear learning rate warmup for,E.g., 0.1 = 10% of training."
    )
    parser.add_argument("--logging_steps",
                        type=int,
                        default=50,
                        help="Log every X updates steps.")
    parser.add_argument("--save_steps",
                        type=int,
                        default=50,
                        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(
        '--predict_all_checkpoints',
        action="store_true",
        help=
        "Predict 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="Avoid using 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(
        "--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("--local_rank",
                        type=int,
                        default=-1,
                        help="For distributed training: local_rank")
    parser.add_argument("--server_ip",
                        type=str,
                        default="",
                        help="For distant debugging.")
    parser.add_argument("--server_port",
                        type=str,
                        default="",
                        help="For distant debugging.")
    args = parser.parse_args()

    args.output_dir = args.output_dir + '{}'.format(args.model_type)
    if not os.path.exists(args.output_dir):
        os.mkdir(args.output_dir)
    init_logger(log_file=args.output_dir + '/{}-{}-{}.log'.format(
        args.model_type, args.task_name,
        time.strftime("%Y-%m-%d-%H:%M:%S", time.localtime())))
    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 = 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
    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
    seed_everything(args.seed)
    # Prepare NER task
    args.task_name = args.task_name.lower()
    if args.task_name not in processors:
        raise ValueError("Task not found: %s" % (args.task_name))
    processor = processors[args.task_name]()
    label_list = processor.get_labels()
    args.id2label = {i: label for i, label in enumerate(label_list)}
    args.label2id = {label: i for i, label in enumerate(label_list)}
    num_labels = len(label_list)

    # Load pretrained model and tokenizer
    if args.local_rank not in [-1, 0]:
        torch.distributed.barrier(
        )  # Make sure only the first process in distributed training will download model & vocab
    args.model_type = args.model_type.lower()
    config_class, model_class, tokenizer_class = MODEL_CLASSES[args.model_type]
    config = config_class.from_pretrained(
        args.config_name if args.config_name else args.model_name_or_path,
        num_labels=num_labels,
        loss_type=args.loss_type,
        cache_dir=args.cache_dir if args.cache_dir else None,
        soft_label=True)
    tokenizer = tokenizer_class.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 = model_class.from_pretrained(
        args.model_name_or_path,
        from_tf=bool(".ckpt" in args.model_name_or_path),
        config=config)
    if args.local_rank == 0:
        torch.distributed.barrier(
        )  # Make sure only the first process in distributed training will download model & vocab

    model.to(args.device)
    logger.info("Training/evaluation parameters %s", args)
    # Training
    if args.do_train:
        train_dataset = load_and_cache_examples(args,
                                                args.task_name,
                                                tokenizer,
                                                data_type='train')
        global_step, tr_loss = train(args, train_dataset, model, tokenizer)
        logger.info(" global_step = %s, average loss = %s", global_step,
                    tr_loss)
    # Saving best-practices: if you use defaults names for the model, you can reload it using from_pretrained()
    if args.do_train and (args.local_rank == -1
                          or torch.distributed.get_rank() == 0):
        # Create output directory if needed
        if not os.path.exists(args.output_dir) and args.local_rank in [-1, 0]:
            os.makedirs(args.output_dir)
        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()`
        model_to_save = (model.module if hasattr(model, "module") else model
                         )  # Take care of distributed/parallel training
        model_to_save.save_pretrained(args.output_dir)
        tokenizer.save_vocabulary(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"))
    #Evaluation
    results = {}
    if args.do_eval and args.local_rank in [-1, 0]:
        tokenizer = tokenizer_class.from_pretrained(
            args.output_dir, do_lower_case=args.do_lower_case)
        checkpoints = [args.output_dir]
        if args.eval_all_checkpoints:
            checkpoints = list(
                os.path.dirname(c) for c in sorted(
                    glob.glob(args.output_dir + "/**/" + WEIGHTS_NAME,
                              recursive=True)))
            logging.getLogger("pytorch_transformers.modeling_utils").setLevel(
                logging.WARN)  # Reduce logging
        logger.info("Evaluate the following checkpoints: %s", checkpoints)
        for checkpoint in checkpoints:
            global_step = checkpoint.split(
                "-")[-1] if len(checkpoints) > 1 else ""
            prefix = checkpoint.split(
                '/')[-1] if checkpoint.find('checkpoint') != -1 else ""
            model = model_class.from_pretrained(checkpoint)
            model.to(args.device)
            result = evaluate(args, model, tokenizer, prefix=prefix)
            if global_step:
                result = {
                    "{}_{}".format(global_step, k): v
                    for k, v in result.items()
                }
            results.update(result)
        output_eval_file = os.path.join(args.output_dir, "eval_results.txt")
        with open(output_eval_file, "w") as writer:
            for key in sorted(results.keys()):
                writer.write("{} = {}\n".format(key, str(results[key])))

    if args.do_predict and args.local_rank in [-1, 0]:
        tokenizer = tokenizer_class.from_pretrained(
            args.output_dir, do_lower_case=args.do_lower_case)
        checkpoints = [args.output_dir]
        if args.predict_all_checkpoints > 0:
            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 logging
            checkpoints = [
                x for x in checkpoints
                if x.split('-')[-1] == str(args.predict_checkpoints)
            ]
        logger.info("Predict the following checkpoints: %s", checkpoints)
        for checkpoint in checkpoints:
            prefix = checkpoint.split(
                '/')[-1] if checkpoint.find('checkpoint') != -1 else ""
            model = model_class.from_pretrained(checkpoint)
            model.to(args.device)
            predict(args, model, tokenizer, prefix=prefix)