Ejemplo n.º 1
0
def run_finetuning(config: configure_finetuning.FinetuningConfig):
  """Run finetuning."""
  hvd.init()

  config.model_dir = config.model_dir if hvd.rank() == 0 else \
      os.path.join(config.model_dir, str(hvd.rank()))
  config.train_batch_size = config.train_batch_size // hvd.size()

  # Setup for training
  results = []
  trial = 1
  heading_info = "model={:}, trial {:}/{:}".format(
      config.model_name, trial, config.num_trials)
  heading = lambda msg: utils.heading(msg + ": " + heading_info)
  heading("Config")
  utils.log_config(config)
  generic_model_dir = config.model_dir
  tasks = task_builder.get_tasks(config)

  # Train and evaluate num_trials models with different random seeds
  while config.num_trials < 0 or trial <= config.num_trials:
    config.model_dir = generic_model_dir + "_" + str(trial)
    if config.do_train:
      utils.rmkdir(config.model_dir)

    model_runner = ModelRunner(config, tasks, hvd)
    if config.do_train:
      heading("Start training")
      model_runner.train()
      utils.log()

    if config.do_eval:
      heading("Run dev set evaluation")
      results.append(model_runner.evaluate())
      write_results(config, results)
      if config.write_test_outputs and trial <= config.n_writes_test:
        heading("Running on the test set and writing the predictions")
        for task in tasks:
          # Currently only writing preds for GLUE and SQuAD 2.0 is supported
          if task.name in ["cola", "mrpc", "mnli", "sst", "rte", "qnli", "qqp",
                           "sts"]:
            for split in task.get_test_splits():
              model_runner.write_classification_outputs([task], trial, split)
          elif task.name == "squad":
            scorer = model_runner.evaluate_task(task, "test", False)
            scorer.write_predictions()
            preds = utils.load_json(config.qa_preds_file("squad"))
            null_odds = utils.load_json(config.qa_na_file("squad"))
            for q, _ in preds.items():
              if null_odds[q] > config.qa_na_threshold:
                preds[q] = ""
            utils.write_json(preds, config.test_predictions(
                task.name, "test", trial))
          else:
            utils.log("Skipping task", task.name,
                      "- writing predictions is not supported for this task")

    if trial != config.num_trials and (not config.keep_all_models):
      utils.rmrf(config.model_dir)
    trial += 1
Ejemplo n.º 2
0
def run_finetuning(config: configure_finetuning.FinetuningConfig):
    """Run finetuning."""

    # Setup for training
    results = []
    trial = 1
    heading_info = "model={:}, trial {:}/{:}".format(config.model_name, trial,
                                                     config.num_trials)
    heading = lambda msg: utils.heading(msg + ": " + heading_info)
    heading("Config")
    utils.log_config(config)
    generic_model_dir = config.model_dir
    tasks = task_builder.get_tasks(config)

    # Train and evaluate num_trials models with different random seeds
    while config.num_trials < 0 or trial <= config.num_trials:
        config.model_dir = generic_model_dir + "_" + str(trial)
        if config.do_train:
            utils.rmkdir(config.model_dir)

        model_runner = ModelRunner(config, tasks)
        if config.do_train:
            heading("Start training")
            model_runner.train()
            utils.log()

        if config.do_eval:
            heading("Run dev set evaluation")
            results.append(model_runner.evaluate())
            if config.do_test:
                for task in tasks:
                    test_score = model_runner.evaluate_task_test(
                        task, results[-1][task.name]['checkpoint_path'])
                    results[-1][task.name]["test_results"] = test_score
            write_results(config, results)
            if config.write_test_outputs and trial <= config.n_writes_test:
                heading("Running on the test set and writing the predictions")
                for task in tasks:
                    # Currently only writing preds for GLUE and SQuAD 2.0 is supported
                    if task.name in [
                            "cola", "mrpc", "mnli", "sst", "rte", "qnli",
                            "qqp", "sts"
                    ]:
                        for split in task.get_test_splits():
                            model_runner.write_classification_outputs([task],
                                                                      trial,
                                                                      split)
                    elif task.name == "squad":
                        scorer = model_runner.evaluate_task(
                            task, "test", False)
                        scorer.write_predictions()
                        preds = utils.load_json(config.qa_preds_file("squad"))
                        null_odds = utils.load_json(config.qa_na_file("squad"))
                        for q, _ in preds.items():
                            if null_odds[q] > config.qa_na_threshold:
                                preds[q] = ""
                        utils.write_json(
                            preds,
                            config.test_predictions(task.name, "test", trial))
                    else:
                        utils.log(
                            "Skipping task", task.name,
                            "- writing predictions is not supported for this task"
                        )
        if config.do_predict:
            if "dev" in config.predict_split:
                results = model_runner.predict(tasks[0],
                                               config.predict_checkpoint_path,
                                               "dev")
                import pickle
                with open("predict_dev.pickle", "bw") as outfile:
                    pickle.dump(results, outfile)

            if "train" in config.predict_split:
                results = model_runner.predict(tasks[0],
                                               config.predict_checkpoint_path,
                                               "train")
                import pickle
                with open("predict_train.pickle", "bw") as outfile:
                    pickle.dump(results, outfile)

            if "test" in config.predict_split:
                results = model_runner.predict(tasks[0],
                                               config.predict_checkpoint_path,
                                               "test")
                import pickle
                with open("predict_test.pickle", "bw") as outfile:
                    pickle.dump(results, outfile)

        if trial != config.num_trials and (not config.keep_all_models):
            utils.rmrf(config.model_dir)
        trial += 1
Ejemplo n.º 3
0
def run_finetuning(config: configure_finetuning.FinetuningConfig):
  """Run finetuning."""
  tf.get_variable_scope().reuse_variables() #import pdb; pdb.set_trace()

  # Setup for training
  results = []
  trial = 1
  heading_info = "model={:}, trial {:}/{:}".format(
      config.model_name, trial, config.num_trials)
  heading = lambda msg: utils.heading(msg + ": " + heading_info)
  heading("Config")
  utils.log_config(config)
  generic_model_dir = config.model_dir
  tasks = task_builder.get_tasks(config)
  # Train and evaluate num_trials models with different random seeds
  while config.num_trials < 0 or trial <= config.num_trials:
    config.model_dir = generic_model_dir + "_" + str(trial)
    if config.do_train:
      utils.rmkdir(config.model_dir)

    model_runner = ModelRunner(config, tasks)
    if config.do_train:
      heading("Start training")
      model_runner.train()
      utils.log()

    if config.do_eval:
      heading("Run dev set evaluation")
      results.append(model_runner.evaluate())
      write_results(config, results)
      if config.write_test_outputs and trial <= config.n_writes_test:
        heading("Running on the test set and writing the predictions")
        for task in tasks:
          # Currently only writing preds for GLUE and SQuAD 2.0 is supported
          if task.name in ["cola", "mrpc", "mnli", "sst", "rte", "qnli", "qqp",
                           "sts"]:
            for split in task.get_test_splits():
              model_runner.write_classification_outputs([task], trial, split)
          elif task.name == "squad":
            scorer = model_runner.evaluate_task(task, "test", False)
            scorer.write_predictions()
            preds = utils.load_json(config.qa_preds_file("squad"))
            null_odds = utils.load_json(config.qa_na_file("squad"))
            for q, _ in preds.items():
              if null_odds[q] > config.qa_na_threshold:
                preds[q] = ""
            utils.write_json(preds, config.test_predictions(
                task.name, "test", trial))
          else:
            utils.log("Skipping task", task.name,
                      "- writing predictions is not supported for this task")

    if trial != config.num_trials and (not config.keep_all_models):
      utils.rmrf(config.model_dir)
    trial += 1

  # exporting the model
  if config.export_dir:
    # with tf.variable_scope(tf.get_variable_scope(), reuse=True):
    #   model_runner = ModelRunner(config, tasks)
    #   tf.gfile.MakeDirs(config.export_dir)
    #   checkpoint_path = os.path.join(config.init_checkpoint, "model.ckpt-6315")
    #   squad_serving_input_fn = (
    #       build_squad_serving_input_fn(config.max_seq_length))
    #   utils.log("Starting to export model.")
    #   subfolder = model_runner._estimator.export_saved_model(
    #       export_dir_base=os.path.join(config.export_dir, "saved_model"),
    #       serving_input_receiver_fn=squad_serving_input_fn)
    tf.get_variable_scope().reuse_variables()
    model_runner = ModelRunner(config, tasks)
    tf.gfile.MakeDirs(config.export_dir)
    checkpoint_path = os.path.join(config.init_checkpoint, "model.ckpt-6315")
    squad_serving_input_fn = (
        build_squad_serving_input_fn(config.max_seq_length))
    utils.log("Starting to export model.")
    subfolder = model_runner._estimator.export_saved_model(
        export_dir_base=os.path.join(config.export_dir, "saved_model"),
        serving_input_receiver_fn=squad_serving_input_fn)