adding TF 2.0 model
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thomwolf
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transformers/tests/modeling_tf_ctrl_test.py
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201
transformers/tests/modeling_tf_ctrl_test.py
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# coding=utf-8
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# Copyright 2018 The Google AI Language Team Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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import unittest
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import shutil
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import pytest
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import sys
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from .modeling_tf_common_test import (TFCommonTestCases, ids_tensor)
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from .configuration_common_test import ConfigTester
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from transformers import CTRLConfig, is_tf_available
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if is_tf_available():
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import tensorflow as tf
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from transformers.modeling_tf_ctrl import (TFCTRLModel, TFCTRLLMHeadModel,
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TF_CTRL_PRETRAINED_MODEL_ARCHIVE_MAP)
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else:
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pytestmark = pytest.mark.skip("Require TensorFlow")
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class TFCTRLModelTest(TFCommonTestCases.TFCommonModelTester):
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all_model_classes = (TFCTRLModel, TFCTRLLMHeadModel) if is_tf_available() else ()
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class TFCTRLModelTester(object):
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def __init__(self,
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parent,
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batch_size=13,
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seq_length=7,
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is_training=True,
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use_token_type_ids=True,
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use_input_mask=True,
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use_labels=True,
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use_mc_token_ids=True,
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vocab_size=99,
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hidden_size=32,
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num_hidden_layers=5,
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num_attention_heads=4,
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intermediate_size=37,
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hidden_act="gelu",
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hidden_dropout_prob=0.1,
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attention_probs_dropout_prob=0.1,
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max_position_embeddings=512,
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type_vocab_size=16,
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type_sequence_label_size=2,
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initializer_range=0.02,
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num_labels=3,
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num_choices=4,
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scope=None,
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):
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self.parent = parent
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self.batch_size = batch_size
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self.seq_length = seq_length
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self.is_training = is_training
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self.use_token_type_ids = use_token_type_ids
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self.use_input_mask = use_input_mask
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self.use_labels = use_labels
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self.use_mc_token_ids = use_mc_token_ids
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self.vocab_size = vocab_size
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self.hidden_size = hidden_size
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self.num_hidden_layers = num_hidden_layers
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self.num_attention_heads = num_attention_heads
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self.intermediate_size = intermediate_size
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self.hidden_act = hidden_act
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self.hidden_dropout_prob = hidden_dropout_prob
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self.attention_probs_dropout_prob = attention_probs_dropout_prob
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self.max_position_embeddings = max_position_embeddings
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self.type_vocab_size = type_vocab_size
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self.type_sequence_label_size = type_sequence_label_size
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self.initializer_range = initializer_range
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self.num_labels = num_labels
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self.num_choices = num_choices
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self.scope = scope
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def prepare_config_and_inputs(self):
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input_ids = ids_tensor([self.batch_size, self.seq_length], self.vocab_size)
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input_mask = None
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if self.use_input_mask:
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input_mask = ids_tensor([self.batch_size, self.seq_length], vocab_size=2)
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token_type_ids = None
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if self.use_token_type_ids:
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token_type_ids = ids_tensor([self.batch_size, self.seq_length], self.type_vocab_size)
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mc_token_ids = None
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if self.use_mc_token_ids:
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mc_token_ids = ids_tensor([self.batch_size, self.num_choices], self.seq_length)
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sequence_labels = None
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token_labels = None
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choice_labels = None
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if self.use_labels:
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sequence_labels = ids_tensor([self.batch_size], self.type_sequence_label_size)
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token_labels = ids_tensor([self.batch_size, self.seq_length], self.num_labels)
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choice_labels = ids_tensor([self.batch_size], self.num_choices)
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config = CTRLConfig(
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vocab_size_or_config_json_file=self.vocab_size,
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n_embd=self.hidden_size,
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n_layer=self.num_hidden_layers,
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n_head=self.num_attention_heads,
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# intermediate_size=self.intermediate_size,
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# hidden_act=self.hidden_act,
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# hidden_dropout_prob=self.hidden_dropout_prob,
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# attention_probs_dropout_prob=self.attention_probs_dropout_prob,
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n_positions=self.max_position_embeddings,
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n_ctx=self.max_position_embeddings
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# type_vocab_size=self.type_vocab_size,
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# initializer_range=self.initializer_range
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)
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head_mask = ids_tensor([self.num_hidden_layers, self.num_attention_heads], 2)
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return config, input_ids, input_mask, head_mask, token_type_ids, mc_token_ids, sequence_labels, token_labels, choice_labels
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def create_and_check_ctrl_model(self, config, input_ids, input_mask, head_mask, token_type_ids, *args):
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model = TFCTRLModel(config=config)
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inputs = {'input_ids': input_ids,
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'attention_mask': input_mask,
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'token_type_ids': token_type_ids}
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sequence_output = model(inputs)[0]
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inputs = [input_ids, None, input_mask] # None is the input for 'past'
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sequence_output = model(inputs)[0]
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sequence_output = model(input_ids)[0]
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result = {
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"sequence_output": sequence_output.numpy(),
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}
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self.parent.assertListEqual(
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list(result["sequence_output"].shape),
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[self.batch_size, self.seq_length, self.hidden_size])
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def create_and_check_ctrl_lm_head(self, config, input_ids, input_mask, head_mask, token_type_ids, *args):
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model = TFCTRLLMHeadModel(config=config)
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inputs = {'input_ids': input_ids,
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'attention_mask': input_mask,
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'token_type_ids': token_type_ids}
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prediction_scores = model(inputs)[0]
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result = {
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"prediction_scores": prediction_scores.numpy(),
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}
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self.parent.assertListEqual(
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list(result["prediction_scores"].shape),
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[self.batch_size, self.seq_length, self.vocab_size])
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def prepare_config_and_inputs_for_common(self):
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config_and_inputs = self.prepare_config_and_inputs()
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(config, input_ids, input_mask, head_mask, token_type_ids,
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mc_token_ids, sequence_labels, token_labels, choice_labels) = config_and_inputs
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inputs_dict = {'input_ids': input_ids, 'token_type_ids': token_type_ids, 'attention_mask': input_mask}
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return config, inputs_dict
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def setUp(self):
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self.model_tester = TFCTRLModelTest.TFCTRLModelTester(self)
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self.config_tester = ConfigTester(self, config_class=CTRLConfig, n_embd=37)
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def test_config(self):
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self.config_tester.run_common_tests()
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def test_ctrl_model(self):
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config_and_inputs = self.model_tester.prepare_config_and_inputs()
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self.model_tester.create_and_check_ctrl_model(*config_and_inputs)
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def test_ctrl_lm_head(self):
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config_and_inputs = self.model_tester.prepare_config_and_inputs()
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self.model_tester.create_and_check_ctrl_lm_head(*config_and_inputs)
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@pytest.mark.slow
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def test_model_from_pretrained(self):
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cache_dir = "/tmp/transformers_test/"
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for model_name in list(TF_CTRL_PRETRAINED_MODEL_ARCHIVE_MAP.keys())[:1]:
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model = TFCTRLModel.from_pretrained(model_name, cache_dir=cache_dir)
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shutil.rmtree(cache_dir)
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self.assertIsNotNone(model)
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if __name__ == "__main__":
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unittest.main()
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