



'''simple docstring'''





import unittest

from transformers import is_torch_available
from transformers.testing_utils import require_sentencepiece, require_tokenizers, require_torch, slow, torch_device


if is_torch_available():
   from transformers import AutoModelForSeqaSeqLM, AutoTokenizer






@require_torch
@require_sentencepiece
@require_tokenizers
class    lowerCamelCase_       (							unittest.TestCase	):
  """simple docstring"""




  @slow
  def 		_lowercase	(					self :      Union[str, Any]  )   ->   Union[str, Any]:
    __lowerCamelCase			:			int       			=					AutoModelForSeqaSeqLM.from_pretrained('google/mt5-small'     ,      return_dict=_a  ).to(_a  )
    __lowerCamelCase			:			List[str]       			=					AutoTokenizer.from_pretrained('google/mt5-small'  )

    __lowerCamelCase			:			List[Any]       			=					tokenizer('Hello there'     ,      return_tensors='pt'  ).input_ids
    __lowerCamelCase			:			List[str]       			=					tokenizer('Hi I am'     ,      return_tensors='pt'  ).input_ids

    __lowerCamelCase			:			int       			=					model(input_ids.to(_a  )     ,      labels=labels.to(_a  )  ).loss
    __lowerCamelCase			:			Dict       			=					-(labels.shape[-1] * loss.item())

    __lowerCamelCase			:			Any       			=					-84.9127
    self.assertTrue(abs(mtf_score - EXPECTED_SCORE  ) < 1e-4  )











'''simple docstring'''





import string

def 			a_	(				_lowerCAmelCase			) -> str:
  __lowerCamelCase			:			Union[str, Any]       			=					''
  for i in sequence:
    __lowerCamelCase			:			Tuple       			=					ord(_lowerCAmelCase			)
    if 65 <= extract <= 90:
      output += chr(155 - extract			)
    elif 97 <= extract <= 122:
      output += chr(219 - extract			)
    else:
      output += i
  return output

def 			a_	(				_lowerCAmelCase			) -> str:
  __lowerCamelCase			:			Optional[Any]       			=					string.ascii_letters
  __lowerCamelCase			:			str       			=					string.ascii_lowercase[::-1] + string.ascii_uppercase[::-1]
  return "".join(
      letters_reversed[letters.index(_lowerCAmelCase			)] if c in letters else c for c in sequence			)

def 			a_	(				) -> None:
  from timeit import timeit

  print('Running performance benchmarks...'			)
  __lowerCamelCase			:			Tuple       			=					'from string import printable ; from __main__ import atbash, atbash_slow'
  print(F'> atbash_slow(): {timeit("atbash_slow(printable)"			,setup=_lowerCAmelCase			)} seconds'			)
  print(F'>      atbash(): {timeit("atbash(printable)"			,setup=_lowerCAmelCase			)} seconds'			)


if __name__ == "__main__":
   for example in ("ABCDEFGH", "123GGjj", "testStringtest", "with space"):
      print(f'''{example} encrypted in atbash: {atbash(example)}''')
   benchmark()






