





"""simple docstring"""



from math import pi, sqrt







def 						__lowercase	(  snake_case_    :    float		)  ->float:



    '''simple docstring'''







    if num <= 0:
        raise ValueError('''math domain error'''		)
    if num > 171.5:
        raise OverflowError('''math range error'''		)
    elif num - int(snake_case_		) not in (0, 0.5):
        raise NotImplementedError('''num must be an integer or a half-integer'''		)
    elif num == 0.5:
        return sqrt(snake_case_		)
    else:
        return 1.0 if num == 1 else (num - 1) * gamma(num - 1		)







def 						__lowercase	(  )  ->None:



    '''simple docstring'''







    assert gamma(0.5		) == sqrt(snake_case_		)
    assert gamma(1		) == 1.0
    assert gamma(2		) == 1.0


if __name__ == "__main__":
       from doctest import testmod

       testmod()
       a_					=     1.0
       while num:
              a_					=     float(input("""Gamma of: """))
              print(f'''gamma({num}) = {gamma(num)}''')
              print("""\nEnter 0 to exit...""")











"""simple docstring"""



import warnings

from ...utils import logging
from .image_processing_poolformer import PoolFormerImageProcessor


a_					=     logging.get_logger(__name__)






class 						__snake_case   (						SCREAMING_SNAKE_CASE__	):





 """simple docstring"""


 def __init__(       self   ,		*__lowerCamelCase   ,		**__lowerCamelCase    ):



     '''simple docstring'''




     warnings.warn(
         '''The class PoolFormerFeatureExtractor is deprecated and will be removed in version 5 of Transformers.'''
         ''' Please use PoolFormerImageProcessor instead.'''   ,		__lowerCamelCase   ,		)
     super().__init__(*__lowerCamelCase   ,		**__lowerCamelCase    )




