

"""simple docstring"""






import warnings

from .generation import TFGenerationMixin







class       snake_case__  ( lowerCAmelCase_     ):
			# warning at import time
			warnings.warn(
			    '''Importing `TFGenerationMixin` from `src/transformers/generation_tf_utils.py` is deprecated and will '''
			    '''be removed in Transformers v5. Import as `from transformers import TFGenerationMixin` instead.'''					,  lowerCAmelCase_					,  )








"""simple docstring"""






def   lowercase_	(    _lowercase       :		str	):




					'''simple docstring'''






					if not all(x.isalpha() for x in string	):
										raise ValueError("String must only contain alphabetic characters."	)

					UpperCAmelCase			:   Optional[int]      =				sorted(string.lower()	)
					return len(_lowercase	) == len(set(_lowercase	)	)


if __name__ == "__main__":
	snake_case_   :   Tuple        =       input("""Enter a string """).strip()

	snake_case_   :   str        =       is_isogram(input_str)
	print(f'''{input_str} is {"an" if isogram else "not an"} isogram.''')


