



a	:   List[str]       			=       "Input must be a string of 8 numbers plus letter"
a	:   List[Any]       			=       "TRWAGMYFPDXBNJZSQVHLCKE"







def       lowerCAmelCase_     (lowerCAmelCase__:						str   ):





			"""simple docstring"""


			if not isinstance(_A						,		_A   ):
						UpperCAmelCase_:						int					=			F'Expected string as input, found {type(_A   ).__name__}'
						raise TypeError(_A   )

			UpperCAmelCase_:						Any					=			spanish_id.replace("""-"""						,		""""""   ).upper()
			if len(_A   ) != 9:
						raise ValueError(_A   )

			try:
						UpperCAmelCase_:						Optional[int]					=			int(spanish_id_clean[0:8]   )
						UpperCAmelCase_:						str					=			spanish_id_clean[8]
			except ValueError as ex:
						raise ValueError(_A   ) from ex

			if letter.isdigit():
						raise ValueError(_A   )

			return letter == LOOKUP_LETTERS[number % 2_3]


if __name__ == "__main__":
	import doctest

	doctest.testmod()










from PIL import Image

def       lowercase_		(		_A			:    Image						):

      """simple docstring"""




      lowerCamelCase__    ,   lowerCamelCase__		:				List[str]    =  image.size
      lowerCamelCase__		:				Dict    =  0
      lowerCamelCase__		:				Dict    =  image.load()
      for i in range(_A						):
            for j in range(_A						):
                  lowerCamelCase__		:				List[str]    =  pixels[j, i]
                  mean += pixel
      mean //= width * height

      for j in range(_A						):
            for i in range(_A						):
                  lowerCamelCase__		:				Union[str, Any]    =  255 if pixels[i, j] > mean else 0
      return image


if __name__ == "__main__":
    A      :    int		=					mean_threshold(Image.open("path_to_image").convert("L"))
    image.save("output_image_path")


