
def a__    (       A_					):






  '''simple docstring'''





  if not isinstance(A_,     A_					):
    raise ValueError("""Input series is not valid, valid series - [2, 4, 6]"""					)
  if len(A_					) == 0:
    raise ValueError("""Input list must be a non empty list"""					)
  if len(A_					) == 1:
    return True
  __magic_name__				     =       series[1] - series[0]
  for index in range(len(A_					) - 1					):
    if series[index + 1] - series[index] != common_diff:
      return False
  return True

def a__    (       A_					):






  '''simple docstring'''





  if not isinstance(A_,     A_					):
    raise ValueError("""Input series is not valid, valid series - [2, 4, 6]"""					)
  if len(A_					) == 0:
    raise ValueError("""Input list must be a non empty list"""					)
  __magic_name__				     =       0
  for val in series:
    answer += val
  return answer / len(A_					)


if __name__ == "__main__":
    import doctest

    doctest.testmod()



import unittest

from transformers import (
    MODEL_FOR_SEQ_TO_SEQ_CAUSAL_LM_MAPPING,
    TF_MODEL_FOR_SEQ_TO_SEQ_CAUSAL_LM_MAPPING,
    TextaTextGenerationPipeline,
    pipeline,
)
from transformers.testing_utils import is_pipeline_test, require_tf, require_torch
from transformers.utils import is_torch_available

from .test_pipelines_common import ANY


if is_torch_available():
    import torch




@is_pipeline_test
class        UpperCAmelCase_			( unittest.TestCase     ):


  '''simple docstring'''







  a__           =		MODEL_FOR_SEQ_TO_SEQ_CAUSAL_LM_MAPPING
  a__           =		TF_MODEL_FOR_SEQ_TO_SEQ_CAUSAL_LM_MAPPING
  def 							_lowercase							( self			: str			,							UpperCamelCase__			: Optional[int]			,							UpperCamelCase__			: int			,							UpperCamelCase__			: int    )			->	Tuple:







    """simple docstring"""






    __magic_name__				     =       TextaTextGenerationPipeline(model=UpperCamelCase__			,							tokenizer=UpperCamelCase__    )
    return generator, ["Something to write", "Something else"]
  def 							_lowercase							( self			: Any			,							UpperCamelCase__			: Tuple			,							UpperCamelCase__			: List[str]    )			->	Optional[Any]:







    """simple docstring"""






    __magic_name__				     =       generator("""Something there"""    )
    self.assertEqual(UpperCamelCase__			,							[{"""generated_text""": ANY(UpperCamelCase__    )}]    )
    # These are encoder decoder, they don't just append to incoming string
    self.assertFalse(outputs[0]["""generated_text"""].startswith("""Something there"""    )    )

    __magic_name__				     =       generator(["""This is great !""", """Something else"""]			,							num_return_sequences=2			,							do_sample=UpperCamelCase__    )
    self.assertEqual(
        UpperCamelCase__			,							[
            [{"""generated_text""": ANY(UpperCamelCase__    )}, {"""generated_text""": ANY(UpperCamelCase__    )}],
            [{"""generated_text""": ANY(UpperCamelCase__    )}, {"""generated_text""": ANY(UpperCamelCase__    )}],
        ]			,							)

    __magic_name__				     =       generator(
        ["""This is great !""", """Something else"""]			,							num_return_sequences=2			,							batch_size=2			,							do_sample=UpperCamelCase__    )
    self.assertEqual(
        UpperCamelCase__			,							[
            [{"""generated_text""": ANY(UpperCamelCase__    )}, {"""generated_text""": ANY(UpperCamelCase__    )}],
            [{"""generated_text""": ANY(UpperCamelCase__    )}, {"""generated_text""": ANY(UpperCamelCase__    )}],
        ]			,							)

    with self.assertRaises(UpperCamelCase__    ):
      generator(4    )
  @require_torch
  def 							_lowercase							( self			: Optional[int]    )			->	Union[str, Any]:







    """simple docstring"""






    __magic_name__				     =       pipeline("""text2text-generation"""			,							model="""patrickvonplaten/t5-tiny-random"""			,							framework="""pt"""    )
    # do_sample=False necessary for reproducibility
    __magic_name__				     =       generator("""Something there"""			,							do_sample=UpperCamelCase__    )
    self.assertEqual(UpperCamelCase__			,							[{"""generated_text""": """"""}]    )

    __magic_name__				     =       3
    __magic_name__				     =       generator(
        """Something there"""			,							num_return_sequences=UpperCamelCase__			,							num_beams=UpperCamelCase__			,							)
    __magic_name__				     =       [
        {"""generated_text""": """Beide Beide Beide Beide Beide Beide Beide Beide Beide"""},
        {"""generated_text""": """Beide Beide Beide Beide Beide Beide Beide Beide"""},
        {"""generated_text""": """"""},
    ]
    self.assertEqual(UpperCamelCase__			,							UpperCamelCase__    )

    __magic_name__				     =       generator("""This is a test"""			,							do_sample=UpperCamelCase__			,							num_return_sequences=2			,							return_tensors=UpperCamelCase__    )
    self.assertEqual(
        UpperCamelCase__			,							[
            {"""generated_token_ids""": ANY(torch.Tensor    )},
            {"""generated_token_ids""": ANY(torch.Tensor    )},
        ]			,							)
    __magic_name__				     =       generator.model.config.eos_token_id
    __magic_name__				     =       """<pad>"""
    __magic_name__				     =       generator(
        ["""This is a test""", """This is a second test"""]			,							do_sample=UpperCamelCase__			,							num_return_sequences=2			,							batch_size=2			,							return_tensors=UpperCamelCase__			,							)
    self.assertEqual(
        UpperCamelCase__			,							[
            [
                {"""generated_token_ids""": ANY(torch.Tensor    )},
                {"""generated_token_ids""": ANY(torch.Tensor    )},
            ],
            [
                {"""generated_token_ids""": ANY(torch.Tensor    )},
                {"""generated_token_ids""": ANY(torch.Tensor    )},
            ],
        ]			,							)





  @require_tf
  def 							_lowercase							( self			: int    )			->	str:







    """simple docstring"""






    __magic_name__				     =       pipeline("""text2text-generation"""			,							model="""patrickvonplaten/t5-tiny-random"""			,							framework="""tf"""    )
    # do_sample=False necessary for reproducibility
    __magic_name__				     =       generator("""Something there"""			,							do_sample=UpperCamelCase__    )
    self.assertEqual(UpperCamelCase__			,							[{"""generated_text""": """"""}]    )

