code: 
  
  # this script builds a small sample spm file tests/fixtures/test_sentencepiece_no_bos.model, with features needed by pegasus
  
  # 1. pip install sentencepiece
  #
  # 2. wget https://raw.githubusercontent.com/google/sentencepiece/master/data/botchan.txt
  
  # 3. build
  import sentencepiece as spm
  
  # pegasus:
  # 1. no bos
  # 2. eos_id is 1
  # 3. unk_id is 2
  # build a sample spm file accordingly
  spm.SentencePieceTrainer.train(
      '''--input=botchan.txt --model_prefix=test_sentencepiece_no_bos --bos_id=-1 --unk_id=2  --eos_id=1  --vocab_size=1000'''
  )
  
  # 4. now update the fixture
  # mv test_sentencepiece_no_bos.model ../../tests/fixtures/
  
style_context: 
  
  import unittest
  
  from transformers import ErnieMConfig, is_torch_available
  from transformers.testing_utils import require_torch, slow, torch_device
  
  from ...test_configuration_common import ConfigTester
  from ...test_modeling_common import ModelTesterMixin, ids_tensor, random_attention_mask
  from ...test_pipeline_mixin import PipelineTesterMixin
  
  
  if is_torch_available():
         import torch
  
         from transformers import (
             ErnieMForInformationExtraction,
             ErnieMForMultipleChoice,
             ErnieMForQuestionAnswering,
             ErnieMForSequenceClassification,
             ErnieMForTokenClassification,
             ErnieMModel,
         )
         from transformers.models.ernie_m.modeling_ernie_m import ERNIE_M_PRETRAINED_MODEL_ARCHIVE_LIST
  
  
  
  
  
  
  
  class 		__magic_name__    :
  
     '''simple docstring'''
  
  
  
  
     def __init__(       self,					lowercase_,					lowercase_=13,					lowercase_=7,					lowercase_=True,					lowercase_=True,					lowercase_=True,					lowercase_=99,					lowercase_=32,					lowercase_=5,					lowercase_=4,					lowercase_=37,					lowercase_="gelu",					lowercase_=0.1,					lowercase_=0.1,					lowercase_=512,					lowercase_=16,					lowercase_=2,					lowercase_=0.02,					lowercase_=3,					lowercase_=4,					lowercase_=None,					)							->					List[Any]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=parent
       a__						=batch_size
       a__						=seq_length
       a__						=is_training
       a__						=use_input_mask
       a__						=use_labels
       a__						=vocab_size
       a__						=hidden_size
       a__						=num_hidden_layers
       a__						=num_attention_heads
       a__						=intermediate_size
       a__						=hidden_act
       a__						=hidden_dropout_prob
       a__						=attention_probs_dropout_prob
       a__						=max_position_embeddings
       a__						=type_vocab_size
       a__						=type_sequence_label_size
       a__						=initializer_range
       a__						=num_labels
       a__						=num_choices
       a__						=scope
  
  
  
     def 				_UpperCAmelCase				(       self )							->					List[Any]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=ids_tensor([self.batch_size, self.seq_length],					self.vocab_size )
  
       a__						=None
       if self.use_input_mask:
         a__						=random_attention_mask([self.batch_size, self.seq_length] )
  
       a__						=None
       a__						=None
       a__						=None
       if self.use_labels:
         a__						=ids_tensor([self.batch_size],					self.type_sequence_label_size )
         a__						=ids_tensor([self.batch_size, self.seq_length],					self.num_labels )
         a__						=ids_tensor([self.batch_size],					self.num_choices )
  
       a__						=self.get_config()
  
       return config, input_ids, input_mask, sequence_labels, token_labels, choice_labels
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Optional[Any]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=ids_tensor([self.batch_size, self.seq_length],					self.vocab_size )
  
       a__						=None
       if self.use_input_mask:
         a__						=random_attention_mask([self.batch_size, self.seq_length] )
       a__						=self.get_config()
  
       return config, input_ids, input_mask
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Optional[int]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       return ErnieMConfig(
           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,					)
  
  
  
     def 				_UpperCAmelCase				(       self,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_ )							->					Union[str, Any]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=ErnieMModel(config=lowercase_ )
       model.to(lowercase_ )
       model.eval()
       a__						=model(lowercase_,					return_dict=lowercase_ )
       self.parent.assertEqual(result.last_hidden_state.shape,					(self.batch_size, self.seq_length, self.hidden_size) )
  
  
  
     def 				_UpperCAmelCase				(       self,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_ )							->					List[str]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=ErnieMForQuestionAnswering(config=lowercase_ )
       model.to(lowercase_ )
       model.eval()
       a__						=model(
           lowercase_,					attention_mask=lowercase_,					start_positions=lowercase_,					end_positions=lowercase_,					)
       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 				_UpperCAmelCase				(       self,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_ )							->					Dict:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=ErnieMForInformationExtraction(config=lowercase_ )
       model.to(lowercase_ )
       model.eval()
       a__						=torch.ones_like(lowercase_,					dtype=torch.floataa )
       a__						=model(
           lowercase_,					attention_mask=lowercase_,					start_positions=lowercase_,					end_positions=lowercase_,					)
       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 				_UpperCAmelCase				(       self,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_ )							->					Union[str, Any]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.num_labels
       a__						=ErnieMForSequenceClassification(lowercase_ )
       model.to(lowercase_ )
       model.eval()
       a__						=model(lowercase_,					attention_mask=lowercase_,					labels=lowercase_ )
       self.parent.assertEqual(result.logits.shape,					(self.batch_size, self.num_labels) )
  
  
  
     def 				_UpperCAmelCase				(       self,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_ )							->					Any:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.num_labels
       a__						=ErnieMForTokenClassification(config=lowercase_ )
       model.to(lowercase_ )
       model.eval()
       input_ids.to(lowercase_ )
       input_mask.to(lowercase_ )
       token_labels.to(lowercase_ )
  
       a__						=model(lowercase_,					attention_mask=lowercase_,					labels=lowercase_ )
  
       self.parent.assertEqual(result.logits.shape,					(self.batch_size, self.seq_length, self.num_labels) )
  
  
  
     def 				_UpperCAmelCase				(       self,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_ )							->					Optional[int]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.num_choices
       a__						=ErnieMForMultipleChoice(config=lowercase_ )
       model.to(lowercase_ )
       model.eval()
       a__						=input_ids.unsqueeze(1 ).expand(-1,					self.num_choices,					-1 ).contiguous()
       a__						=input_mask.unsqueeze(1 ).expand(-1,					self.num_choices,					-1 ).contiguous()
       a__						=model(
           lowercase_,					attention_mask=lowercase_,					labels=lowercase_,					)
       self.parent.assertEqual(result.logits.shape,					(self.batch_size, self.num_choices) )
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Optional[int]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.prepare_config_and_inputs()
       (
           (
           a__
       ),   (
           a__
       ),   (
           a__
       ),   (
           a__
       ),   (
           a__
       ),   (
           a__
       ),   
       )						=config_and_inputs
       a__						={'''input_ids''': input_ids, '''attention_mask''': input_mask}
       return config, inputs_dict
  
  
  
  
  
  
  
  @require_torch
  class 		__magic_name__    (							lowerCamelCase__	, lowerCamelCase__	, unittest.TestCase							):
  
     '''simple docstring'''
  
  
  
  
     lowerCamelCase__				:			List[Any]												=     (
         (
             ErnieMModel,
             ErnieMForMultipleChoice,
             ErnieMForQuestionAnswering,
             ErnieMForSequenceClassification,
             ErnieMForTokenClassification,
         )
         if is_torch_available()
         else ()
     )
     lowerCamelCase__				:			Union[str, Any]												=     ()
     lowerCamelCase__				:			Union[str, Any]												=     (
         {
             'feature-extraction': ErnieMModel,
             'question-answering': ErnieMForQuestionAnswering,
             'text-classification': ErnieMForSequenceClassification,
             'token-classification': ErnieMForTokenClassification,
             'zero-shot': ErnieMForSequenceClassification,
         }
         if is_torch_available()
         else {}
     )
     lowerCamelCase__				:			Any												=     False
  
  
  
     def 				_UpperCAmelCase				(       self,					lowercase_,					lowercase_,					lowercase_,					lowercase_,					lowercase_ )							->					Optional[Any]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       if pipeline_test_casse_name == "QAPipelineTests":
         return True
  
       return False
  
  
  
     def 				_UpperCAmelCase				(       self )							->					int:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=ErnieMModelTester(self )
       a__						=ConfigTester(self,					config_class=lowercase_,					hidden_size=37 )
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Any:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       self.config_tester.run_common_tests()
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Any:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.model_tester.prepare_config_and_inputs()
       self.model_tester.create_and_check_model(*lowercase_ )
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Union[str, Any]:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.model_tester.prepare_config_and_inputs()
       for type in ["absolute", "relative_key", "relative_key_query"]:
         a__						=type
         self.model_tester.create_and_check_model(*lowercase_ )
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Dict:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.model_tester.prepare_config_and_inputs()
       self.model_tester.create_and_check_for_multiple_choice(*lowercase_ )
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Tuple:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.model_tester.prepare_config_and_inputs()
       self.model_tester.create_and_check_for_question_answering(*lowercase_ )
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Any:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.model_tester.prepare_config_and_inputs()
       self.model_tester.create_and_check_for_sequence_classification(*lowercase_ )
  
  
  
     def 				_UpperCAmelCase				(       self )							->					str:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.model_tester.prepare_config_and_inputs()
       self.model_tester.create_and_check_for_information_extraction(*lowercase_ )
  
  
  
     def 				_UpperCAmelCase				(       self )							->					Any:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=self.model_tester.prepare_config_and_inputs()
       self.model_tester.create_and_check_for_token_classification(*lowercase_ )
  
  
  
     @slow
     def 				_UpperCAmelCase				(       self )							->					str:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       for model_name in ERNIE_M_PRETRAINED_MODEL_ARCHIVE_LIST[:1]:
         a__						=ErnieMModel.from_pretrained(lowercase_ )
         self.assertIsNotNone(lowercase_ )
  
  
  
  
  
  
  
  @require_torch
  class 		__magic_name__    (							unittest.TestCase							):
  
     '''simple docstring'''
  
  
  
  
     @slow
     def 				_UpperCAmelCase				(       self )							->					str:
  
  
  
  
  
  
       """simple docstring"""
  
  
  
  
  
  
       a__						=ErnieMModel.from_pretrained('''susnato/ernie-m-base_pytorch''' )
       model.eval()
       a__						=torch.tensor([[0, 1, 2, 3, 4, 5]] )
       a__						=model(lowercase_ )[0]
  
       # TODO Replace vocab size
       a__						=768
  
       a__						=torch.Size((1, 6, hidden_size) )
       self.assertEqual(output.shape,					lowercase_ )
  
       a__						=torch.tensor(
           [[[-0.0012, 0.1245, -0.0214], [-0.0742, 0.0244, -0.0771], [-0.0333, 0.1164, -0.1554]]] )
  
       self.assertTrue(torch.allclose(output[:, :3, :3],					lowercase_,					atol=1E-3 ) )
  