UpperCAmelCase_								=							'''ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'''

def 							UpperCamelCase				(    lowerCAmelCase_   )		->						bytes:




       '''simple docstring'''






       if not isinstance(lowerCAmelCase_       ,					lowerCAmelCase_   ):
              _A=	F"a bytes-like object is required, not '{data.__class__.__name__}'"
              raise TypeError(lowerCAmelCase_   )

       _A=	''.join(bin(lowerCAmelCase_   )[2:].zfill(8   ) for byte in data   )

       _A=	len(lowerCAmelCase_   ) % 6 != 0

       if padding_needed:
              # The padding that will be added later
              _A=	b'=' * ((6 - len(lowerCAmelCase_   ) % 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(lowerCAmelCase_   ) % 6)
       else:
              _A=	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(lowerCAmelCase_   )       ,					6   )   ).encode()
           + padding
       )

def 							UpperCamelCase				(    lowerCAmelCase_   )		->						bytes:




       '''simple docstring'''






       if not isinstance(lowerCAmelCase_       ,					lowerCAmelCase_   ) and not isinstance(lowerCAmelCase_       ,					lowerCAmelCase_   ):
              _A=	(
                  'argument should be a bytes-like object or ASCII string, '
                  F"not '{encoded_data.__class__.__name__}'"
              )
              raise TypeError(lowerCAmelCase_   )

       # 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(lowerCAmelCase_       ,					lowerCAmelCase_   ):
              try:
                     _A=	encoded_data.decode('utf-8'   )
              except UnicodeDecodeError:
                     raise ValueError('base64 encoded data should only contain ASCII characters'   )

       _A=	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(lowerCAmelCase_   ) % 4 == 0 and padding < 3, "Incorrect padding"

       if padding:
              # Remove padding if there is one
              _A=	encoded_data[:-padding]

              _A=	''.join(
                  bin(B64_CHARSET.index(lowerCAmelCase_   )   )[2:].zfill(6   ) for char in encoded_data   )[: -padding * 2]
       else:
              _A=	''.join(
                  bin(B64_CHARSET.index(lowerCAmelCase_   )   )[2:].zfill(6   ) for char in encoded_data   )

       _A=	[
           int(binary_stream[index : index + 8]       ,					2   )
           for index in range(0       ,					len(lowerCAmelCase_   )       ,					8   )
       ]

       return bytes(lowerCAmelCase_   )


if __name__ == "__main__":
      import doctest

      doctest.testmod()
from ..utils import DummyObject, requires_backends





class      lowerCAmelCase						(					metaclass=_a			):
     _SCREAMING_SNAKE_CASE     :     Optional[int]		=["""transformers""", """torch""", """note_seq"""]



     def __init__(					self				,      *lowerCAmelCase__				,      **lowerCAmelCase__       ):
            requires_backends(self				,      ['transformers', 'torch', 'note_seq']       )



     @classmethod
     def 			a__  (					cls				,      *lowerCAmelCase__				,      **lowerCAmelCase__       ):
            requires_backends(cls				,      ['transformers', 'torch', 'note_seq']       )





     @classmethod
     def 			a__  (					cls				,      *lowerCAmelCase__				,      **lowerCAmelCase__       ):
            requires_backends(cls				,      ['transformers', 'torch', 'note_seq']       )