


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 					__magic_name__		(   unittest.TestCase):


     @slow
     def    UpperCAmelCase__		(					self							:   int	)     ->					Optional[int]:





      '''simple docstring'''






      UpperCamelCase__    :			int      				=      TFAutoModelForSeqaSeqLM.from_pretrained('''google/mt5-small'''	)
      UpperCamelCase__    :			Union[str, Any]      				=      AutoTokenizer.from_pretrained('''google/mt5-small'''	)

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

      UpperCamelCase__    :			str      				=      model(UpperCAmelCase__							,		labels=UpperCAmelCase__	).loss
      UpperCamelCase__    :			str      				=      -tf.math.reduce_mean(UpperCAmelCase__	).numpy()

      UpperCamelCase__    :			Dict      				=      -21.22_8168
      self.assertTrue(abs(mtf_score - EXPECTED_SCORE	) < 2E-4	)








def SCREAMING_SNAKE_CASE				(       lowercase_						)   ->       "list[int]":



       """simple docstring"""

       if upper_limit < 0:
              raise ValueError('''Limit for the Catalan sequence must be ≥ 0'''						)

       A__       =    [0] * (upper_limit + 1)

       # Base case: C(0) = C(1) = 1
       A__       =    1
       if upper_limit > 0:
              A__       =    1

       # Recurrence relation: C(i) = sum(C(j).C(i-j-1)), from j = 0 to i
       for i in range(2 ,				upper_limit + 1						):
              for j in range(lowercase_						):
                     catalan_list[i] += catalan_list[j] * catalan_list[i - j - 1]

       return catalan_list


if __name__ == "__main__":
  print("""\n********* Catalan Numbers Using Dynamic Programming ************\n""")
  print("""\n*** Enter -1 at any time to quit ***""")
  print("""\nEnter the upper limit (≥ 0) for the Catalan number sequence: """, end="""""")
  try:
    while True:
      _lowerCamelCase	:		List[Any]							       =   int(input().strip())
      if N < 0:
        print("""\n********* Goodbye!! ************""")
        break
      else:
        print(F'''The Catalan numbers from 0 through {N} are:''')
        print(catalan_numbers(N))
        print("""Try another upper limit for the sequence: """, end="""""")
  except (NameError, ValueError):
    print("""\n********* Invalid input, goodbye! ************\n""")

  import doctest

  doctest.testmod()


