


snake_case    :   List[str]	    =					'''ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'''
def     __lowerCamelCase						(			UpperCAmelCase_						:		bytes						):




      """simple docstring"""





      if not isinstance(UpperCAmelCase_			,  UpperCAmelCase_						):
            a						:List[str]										=	F'''a bytes-like object is required, not \'{data.__class__.__name__}\''''
            raise TypeError(UpperCAmelCase_						)

      a						:Union[str, Any]										=	''''''.join(bin(UpperCAmelCase_						)[2:].zfill(8						) for byte in data						)

      a						:Tuple										=	len(UpperCAmelCase_						) % 6 != 0

      if padding_needed:
            # The padding that will be added later
            a						:str										=	B'''=''' * ((6 - len(UpperCAmelCase_						) % 6) // 2)

            # Append binary_stream with arbitrary binary digits (0's by default) to make its
            # length a multiple of 6.
            binary_stream += "0" * (6 - len(UpperCAmelCase_						) % 6)
      else:
            a						:Any										=	B''''''

      # Encode every 6 binary digits to their corresponding Base64 character
      return (
          "".join(
              B64_CHARSET[int(binary_stream[index : index + 6]			,  2						)]
              for index in range(0			,  len(UpperCAmelCase_						)			,  6						)						).encode()
          + padding
      )
def     __lowerCamelCase						(			UpperCAmelCase_						:		str						):




      """simple docstring"""





      if not isinstance(UpperCAmelCase_			,  UpperCAmelCase_						) and not isinstance(UpperCAmelCase_			,  UpperCAmelCase_						):
            a						:List[Any]										=	(
                '''argument should be a bytes-like object or ASCII string, '''
                F'''not \'{encoded_data.__class__.__name__}\''''
            )
            raise TypeError(UpperCAmelCase_						)

      # In case encoded_data is a bytes-like object, make sure it contains only
      # ASCII characters so we convert it to a string object
      if isinstance(UpperCAmelCase_			,  UpperCAmelCase_						):
            try:
                  a						:int										=	encoded_data.decode('''utf-8'''						)
            except UnicodeDecodeError:
                  raise ValueError('''base64 encoded data should only contain ASCII characters'''						)

      a						:List[str]										=	encoded_data.count('''='''						)

      # Check if the encoded string contains non base64 characters
      if padding:
            assert all(
                char in B64_CHARSET for char in encoded_data[:-padding]						), "Invalid base64 character(s) found."
      else:
            assert all(
                char in B64_CHARSET for char in encoded_data						), "Invalid base64 character(s) found."

      # Check the padding
      assert len(UpperCAmelCase_						) % 4 == 0 and padding < 3, "Incorrect padding"

      if padding:
            # Remove padding if there is one
            a						:Optional[Any]										=	encoded_data[:-padding]

            a						:List[str]										=	''''''.join(
                bin(B64_CHARSET.index(UpperCAmelCase_						)						)[2:].zfill(6						) for char in encoded_data						)[: -padding * 2]
      else:
            a						:Tuple										=	''''''.join(
                bin(B64_CHARSET.index(UpperCAmelCase_						)						)[2:].zfill(6						) for char in encoded_data						)

      a						:List[str]										=	[
          int(binary_stream[index : index + 8]			,  2						)
          for index in range(0			,  len(UpperCAmelCase_						)			,  8						)
      ]

      return bytes(UpperCAmelCase_						)


if __name__ == "__main__":
     import doctest

     doctest.testmod()









def     __lowerCamelCase						(			UpperCAmelCase_						:		int = 100						):




      """simple docstring"""





      a						:List[Any]										=	0
      a						:List[Any]										=	0
      for i in range(1			,  n + 1						):
            sum_of_squares += i**2
            sum_of_ints += i
      return sum_of_ints**2 - sum_of_squares


if __name__ == "__main__":
     print(F"""{solution() = }""")





