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- # coding=utf-8
- # Copyright 2020 The HuggingFace Team. All rights reserved.
- #
- # Licensed under the Apache License, Version 2.0 (the "License");
- # you may not use this file except in compliance with the License.
- # You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS,
- # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- # See the License for the specific language governing permissions and
- # limitations under the License.
-
-
- import unittest
-
- from transformers import MobileBertConfig, is_tf_available
- from transformers.testing_utils import require_tf, slow
-
- from .test_configuration_common import ConfigTester
- from .test_modeling_tf_common import TFModelTesterMixin, ids_tensor
-
-
- if is_tf_available():
- import tensorflow as tf
-
- from transformers import (
- TFMobileBertForMaskedLM,
- TFMobileBertForMultipleChoice,
- TFMobileBertForNextSentencePrediction,
- TFMobileBertForPreTraining,
- TFMobileBertForQuestionAnswering,
- TFMobileBertForSequenceClassification,
- TFMobileBertForTokenClassification,
- TFMobileBertModel,
- )
-
-
- @require_tf
- class TFMobileBertModelTest(TFModelTesterMixin, unittest.TestCase):
-
- all_model_classes = (
- (
- TFMobileBertModel,
- TFMobileBertForMaskedLM,
- TFMobileBertForNextSentencePrediction,
- TFMobileBertForPreTraining,
- TFMobileBertForQuestionAnswering,
- TFMobileBertForSequenceClassification,
- TFMobileBertForTokenClassification,
- TFMobileBertForMultipleChoice,
- )
- if is_tf_available()
- else ()
- )
- test_head_masking = False
- test_onnx = False
-
- class TFMobileBertModelTester(object):
- def __init__(
- self,
- parent,
- batch_size=13,
- seq_length=7,
- is_training=True,
- use_input_mask=True,
- use_token_type_ids=True,
- use_labels=True,
- vocab_size=99,
- hidden_size=32,
- embedding_size=32,
- num_hidden_layers=5,
- num_attention_heads=4,
- intermediate_size=37,
- hidden_act="gelu",
- hidden_dropout_prob=0.1,
- attention_probs_dropout_prob=0.1,
- max_position_embeddings=512,
- type_vocab_size=16,
- type_sequence_label_size=2,
- initializer_range=0.02,
- num_labels=3,
- num_choices=4,
- scope=None,
- ):
- self.parent = parent
- self.batch_size = batch_size
- self.seq_length = seq_length
- self.is_training = is_training
- self.use_input_mask = use_input_mask
- self.use_token_type_ids = use_token_type_ids
- self.use_labels = use_labels
- self.vocab_size = vocab_size
- self.hidden_size = hidden_size
- self.num_hidden_layers = num_hidden_layers
- self.num_attention_heads = num_attention_heads
- self.intermediate_size = intermediate_size
- self.hidden_act = hidden_act
- self.hidden_dropout_prob = hidden_dropout_prob
- self.attention_probs_dropout_prob = attention_probs_dropout_prob
- self.max_position_embeddings = max_position_embeddings
- self.type_vocab_size = type_vocab_size
- self.type_sequence_label_size = type_sequence_label_size
- self.initializer_range = initializer_range
- self.num_labels = num_labels
- self.num_choices = num_choices
- self.scope = scope
- self.embedding_size = embedding_size
-
- def prepare_config_and_inputs(self):
- input_ids = ids_tensor([self.batch_size, self.seq_length], self.vocab_size)
-
- input_mask = None
- if self.use_input_mask:
- input_mask = ids_tensor([self.batch_size, self.seq_length], vocab_size=2)
-
- token_type_ids = None
- if self.use_token_type_ids:
- token_type_ids = ids_tensor([self.batch_size, self.seq_length], self.type_vocab_size)
-
- sequence_labels = None
- token_labels = None
- choice_labels = None
- if self.use_labels:
- sequence_labels = ids_tensor([self.batch_size], self.type_sequence_label_size)
- token_labels = ids_tensor([self.batch_size, self.seq_length], self.num_labels)
- choice_labels = ids_tensor([self.batch_size], self.num_choices)
-
- config = MobileBertConfig(
- vocab_size=self.vocab_size,
- hidden_size=self.hidden_size,
- num_hidden_layers=self.num_hidden_layers,
- num_attention_heads=self.num_attention_heads,
- intermediate_size=self.intermediate_size,
- hidden_act=self.hidden_act,
- hidden_dropout_prob=self.hidden_dropout_prob,
- attention_probs_dropout_prob=self.attention_probs_dropout_prob,
- max_position_embeddings=self.max_position_embeddings,
- type_vocab_size=self.type_vocab_size,
- initializer_range=self.initializer_range,
- embedding_size=self.embedding_size,
- )
-
- return config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
-
- def create_and_check_mobilebert_model(
- self, config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
- ):
- model = TFMobileBertModel(config=config)
- inputs = {"input_ids": input_ids, "attention_mask": input_mask, "token_type_ids": token_type_ids}
- result = model(inputs)
-
- inputs = [input_ids, input_mask]
- result = model(inputs)
-
- result = model(input_ids)
-
- self.parent.assertEqual(
- result.last_hidden_state.shape, (self.batch_size, self.seq_length, self.hidden_size)
- )
- self.parent.assertEqual(result.pooler_output.shape, (self.batch_size, self.hidden_size))
-
- def create_and_check_mobilebert_for_masked_lm(
- self, config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
- ):
- model = TFMobileBertForMaskedLM(config=config)
- inputs = {"input_ids": input_ids, "attention_mask": input_mask, "token_type_ids": token_type_ids}
- result = model(inputs)
- self.parent.assertEqual(result.logits.shape, (self.batch_size, self.seq_length, self.vocab_size))
-
- def create_and_check_mobilebert_for_next_sequence_prediction(
- self, config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
- ):
- model = TFMobileBertForNextSentencePrediction(config=config)
- inputs = {"input_ids": input_ids, "attention_mask": input_mask, "token_type_ids": token_type_ids}
- result = model(inputs)
- self.parent.assertEqual(result.logits.shape, (self.batch_size, 2))
-
- def create_and_check_mobilebert_for_pretraining(
- self, config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
- ):
- model = TFMobileBertForPreTraining(config=config)
- inputs = {"input_ids": input_ids, "attention_mask": input_mask, "token_type_ids": token_type_ids}
- result = model(inputs)
- self.parent.assertEqual(
- result.prediction_logits.shape, (self.batch_size, self.seq_length, self.vocab_size)
- )
- self.parent.assertEqual(result.seq_relationship_logits.shape, (self.batch_size, 2))
-
- def create_and_check_mobilebert_for_sequence_classification(
- self, config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
- ):
- config.num_labels = self.num_labels
- model = TFMobileBertForSequenceClassification(config=config)
- inputs = {"input_ids": input_ids, "attention_mask": input_mask, "token_type_ids": token_type_ids}
- result = model(inputs)
- self.parent.assertEqual(result.logits.shape, (self.batch_size, self.num_labels))
-
- def create_and_check_mobilebert_for_multiple_choice(
- self, config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
- ):
- config.num_choices = self.num_choices
- model = TFMobileBertForMultipleChoice(config=config)
- multiple_choice_inputs_ids = tf.tile(tf.expand_dims(input_ids, 1), (1, self.num_choices, 1))
- multiple_choice_input_mask = tf.tile(tf.expand_dims(input_mask, 1), (1, self.num_choices, 1))
- multiple_choice_token_type_ids = tf.tile(tf.expand_dims(token_type_ids, 1), (1, self.num_choices, 1))
- inputs = {
- "input_ids": multiple_choice_inputs_ids,
- "attention_mask": multiple_choice_input_mask,
- "token_type_ids": multiple_choice_token_type_ids,
- }
- result = model(inputs)
- self.parent.assertEqual(result.logits.shape, (self.batch_size, self.num_choices))
-
- def create_and_check_mobilebert_for_token_classification(
- self, config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
- ):
- config.num_labels = self.num_labels
- model = TFMobileBertForTokenClassification(config=config)
- inputs = {"input_ids": input_ids, "attention_mask": input_mask, "token_type_ids": token_type_ids}
- result = model(inputs)
- self.parent.assertEqual(result.logits.shape, (self.batch_size, self.seq_length, self.num_labels))
-
- def create_and_check_mobilebert_for_question_answering(
- self, config, input_ids, token_type_ids, input_mask, sequence_labels, token_labels, choice_labels
- ):
- model = TFMobileBertForQuestionAnswering(config=config)
- inputs = {"input_ids": input_ids, "attention_mask": input_mask, "token_type_ids": token_type_ids}
- result = model(inputs)
- self.parent.assertEqual(result.start_logits.shape, (self.batch_size, self.seq_length))
- self.parent.assertEqual(result.end_logits.shape, (self.batch_size, self.seq_length))
-
- def prepare_config_and_inputs_for_common(self):
- config_and_inputs = self.prepare_config_and_inputs()
- (
- config,
- input_ids,
- token_type_ids,
- input_mask,
- sequence_labels,
- token_labels,
- choice_labels,
- ) = config_and_inputs
- inputs_dict = {"input_ids": input_ids, "token_type_ids": token_type_ids, "attention_mask": input_mask}
- return config, inputs_dict
-
- def setUp(self):
- self.model_tester = TFMobileBertModelTest.TFMobileBertModelTester(self)
- self.config_tester = ConfigTester(self, config_class=MobileBertConfig, hidden_size=37)
-
- def test_config(self):
- self.config_tester.run_common_tests()
-
- def test_mobilebert_model(self):
- config_and_inputs = self.model_tester.prepare_config_and_inputs()
- self.model_tester.create_and_check_mobilebert_model(*config_and_inputs)
-
- def test_for_masked_lm(self):
- config_and_inputs = self.model_tester.prepare_config_and_inputs()
- self.model_tester.create_and_check_mobilebert_for_masked_lm(*config_and_inputs)
-
- def test_for_multiple_choice(self):
- config_and_inputs = self.model_tester.prepare_config_and_inputs()
- self.model_tester.create_and_check_mobilebert_for_multiple_choice(*config_and_inputs)
-
- def test_for_next_sequence_prediction(self):
- config_and_inputs = self.model_tester.prepare_config_and_inputs()
- self.model_tester.create_and_check_mobilebert_for_next_sequence_prediction(*config_and_inputs)
-
- def test_for_pretraining(self):
- config_and_inputs = self.model_tester.prepare_config_and_inputs()
- self.model_tester.create_and_check_mobilebert_for_pretraining(*config_and_inputs)
-
- def test_for_question_answering(self):
- config_and_inputs = self.model_tester.prepare_config_and_inputs()
- self.model_tester.create_and_check_mobilebert_for_question_answering(*config_and_inputs)
-
- def test_for_sequence_classification(self):
- config_and_inputs = self.model_tester.prepare_config_and_inputs()
- self.model_tester.create_and_check_mobilebert_for_sequence_classification(*config_and_inputs)
-
- def test_for_token_classification(self):
- config_and_inputs = self.model_tester.prepare_config_and_inputs()
- self.model_tester.create_and_check_mobilebert_for_token_classification(*config_and_inputs)
-
- def test_model_common_attributes(self):
- config, inputs_dict = self.model_tester.prepare_config_and_inputs_for_common()
- list_lm_models = [TFMobileBertForMaskedLM, TFMobileBertForPreTraining]
-
- for model_class in self.all_model_classes:
- model = model_class(config)
- assert isinstance(model.get_input_embeddings(), tf.keras.layers.Layer)
-
- if model_class in list_lm_models:
- x = model.get_output_embeddings()
- assert isinstance(x, tf.keras.layers.Layer)
- name = model.get_bias()
- assert isinstance(name, dict)
- for k, v in name.items():
- assert isinstance(v, tf.Variable)
- else:
- x = model.get_output_embeddings()
- assert x is None
- name = model.get_bias()
- assert name is None
-
- def test_saved_model_creation(self):
- # This test is too long (>30sec) and makes fail the CI
- pass
-
- @slow
- def test_model_from_pretrained(self):
- # for model_name in TF_MOBILEBERT_PRETRAINED_MODEL_ARCHIVE_LIST[:1]:
- for model_name in ["google/mobilebert-uncased"]:
- model = TFMobileBertModel.from_pretrained(model_name)
- self.assertIsNotNone(model)
-
-
- @require_tf
- class TFMobileBertModelIntegrationTest(unittest.TestCase):
- @slow
- def test_inference_masked_lm(self):
- model = TFMobileBertForPreTraining.from_pretrained("google/mobilebert-uncased")
- input_ids = tf.constant([[0, 1, 2, 3, 4, 5]])
- output = model(input_ids)[0]
-
- expected_shape = [1, 6, 30522]
- self.assertEqual(output.shape, expected_shape)
-
- expected_slice = tf.constant(
- [
- [
- [-4.5919547, -9.248295, -9.645256],
- [-6.7306175, -6.440284, -6.6052837],
- [-7.2743506, -6.7847915, -6.024673],
- ]
- ]
- )
- tf.debugging.assert_near(output[:, :3, :3], expected_slice, atol=1e-4)
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