





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 			A__   (							unittest.TestCase     ):




   """simple docstring"""



   @slow
   def 							__lowercase		( self)      ->						int:







          '''simple docstring'''

          a__						:     Dict			=    AutoModelForSeqaSeqLM.from_pretrained('google/mt5-small' ,  return_dict=lowercase).to(lowercase)
          a__						:     Tuple			=    AutoTokenizer.from_pretrained('google/mt5-small')

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

          a__						:     int			=    model(input_ids.to(lowercase) ,  labels=labels.to(lowercase)).loss
          a__						:     str			=    -(labels.shape[-1] * loss.item())

          a__						:     Any			=    -84.91_27
          self.assertTrue(abs(mtf_score - EXPECTED_SCORE) < 1e-4)









def A_     (		A__		,				A__		,				A__    )  ->		float:
       if principal <= 0:
              raise Exception('Principal borrowed must be > 0'    )
       if rate_per_annum < 0:
              raise Exception('Rate of interest must be >= 0'    )
       if years_to_repay <= 0 or not isinstance(A__		,				A__    ):
              raise Exception('Years to repay must be an integer > 0'    )

       # Yearly rate is divided by 12 to get monthly rate
       a__						:     str			=    rate_per_annum / 12

       # Years to repay is multiplied by 12 to get number of payments as payment is monthly
       a__						:     List[Any]			=    years_to_repay * 12

       return (
           principal
           * rate_per_month
           * (1 + rate_per_month) ** number_of_payments
           / ((1 + rate_per_month) ** number_of_payments - 1)
       )


if __name__ == "__main__":
    import doctest

    doctest.testmod()


