




from __future__ import annotations

import unittest

from transformers import is_tf_available
from transformers.testing_utils import require_sentencepiece, require_tf, require_tokenizers, slow


if is_tf_available():
     import tensorflow as tf

     from transformers import AutoTokenizer, TFAutoModelForSeqaSeqLM

@require_tf
@require_sentencepiece
@require_tokenizers
class     __a(	unittest.TestCase  ):






    """simple docstring"""





    @slow
    def 				a__ ( self    )					->						Dict:
         UpperCAmelCase_     :				Dict  =     TFAutoModelForSeqaSeqLM.from_pretrained('''google/mt5-small'''    )
         UpperCAmelCase_     :				List[Any]  =     AutoTokenizer.from_pretrained('''google/mt5-small'''    )

         UpperCAmelCase_     :				Optional[int]  =     tokenizer('''Hello there'''  ,return_tensors='''tf'''    ).input_ids
         UpperCAmelCase_     :				Tuple  =     tokenizer('''Hi I am'''  ,return_tensors='''tf'''    ).input_ids

         UpperCAmelCase_     :				Optional[Any]  =     model(_SCREAMING_SNAKE_CASE  ,labels=_SCREAMING_SNAKE_CASE    ).loss
         UpperCAmelCase_     :				Optional[Any]  =     -tf.math.reduce_mean(_SCREAMING_SNAKE_CASE    ).numpy()

         UpperCAmelCase_     :				Optional[int]  =     -21.22_81_68
         self.assertTrue(abs(mtf_score - EXPECTED_SCORE    ) < 2e-4    )





def lowerCamelCase__  (     _lowercase					,		_lowercase ):

     '''simple docstring'''


     while a != 0:
          UpperCAmelCase_,       UpperCAmelCase_     :				Optional[int]  =     b % a, a
     return b







def lowerCamelCase__  (     _lowercase					,		_lowercase ):

     '''simple docstring'''


     if gcd(_lowercase					,		_lowercase ) != 1:
          UpperCAmelCase_     :				int  =     f'''mod inverse of {a!r} and {m!r} does not exist'''
          raise ValueError(_lowercase )
     UpperCAmelCase_,       UpperCAmelCase_,       UpperCAmelCase_     :				Union[str, Any]  =     1, 0, a
     UpperCAmelCase_,       UpperCAmelCase_,       UpperCAmelCase_     :				Dict  =     0, 1, m
     while va != 0:
          UpperCAmelCase_     :				List[Any]  =     ua // va
          UpperCAmelCase_,       UpperCAmelCase_,       UpperCAmelCase_,       UpperCAmelCase_,       UpperCAmelCase_,       UpperCAmelCase_     :				Any  =     (ua - q * va), (ua - q * va), (ua - q * va), va, va, va
     return ua % m