from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available, is_vision_available


a  :      str            =    {
    'configuration_mask2former': [
        'MASK2FORMER_PRETRAINED_CONFIG_ARCHIVE_MAP',
        'Mask2FormerConfig',
    ],
}

try:
 if not is_vision_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 a  :      Union[str, Any]            =    ['Mask2FormerImageProcessor']

try:
 if not is_torch_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 a  :      Any            =    [
     'MASK2FORMER_PRETRAINED_MODEL_ARCHIVE_LIST',
     'Mask2FormerForUniversalSegmentation',
     'Mask2FormerModel',
     'Mask2FormerPreTrainedModel',
 ]

if TYPE_CHECKING:
 from .configuration_maskaformer import MASK2FORMER_PRETRAINED_CONFIG_ARCHIVE_MAP, MaskaFormerConfig

 try:
  if not is_vision_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .image_processing_maskaformer import MaskaFormerImageProcessor

 try:
  if not is_torch_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .modeling_maskaformer import (
      MASK2FORMER_PRETRAINED_MODEL_ARCHIVE_LIST,
      MaskaFormerForUniversalSegmentation,
      MaskaFormerModel,
      MaskaFormerPreTrainedModel,
  )


else:
 import sys

 a  :      Dict            =    _LazyModule(__name__, globals()["""__file__"""], _import_structure)



"""simple docstring"""




__magic_name__						: Optional[Any]    =				'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'





def       a_ (	lowercase__ :bytes     ):
			# Make sure the supplied data is a bytes-like object
			if not isinstance(lowercase__,			lowercase__     ):
						__lowerCamelCase          =      f'a bytes-like object is required, not \'{data.__class__.__name__}\''
						raise TypeError(lowercase__     )

			__lowerCamelCase          =      """""".join(bin(lowercase__     )[2:].zfill(8     ) for byte in data     )

			__lowerCamelCase          =      len(lowercase__     ) % 6 != 0

			if padding_needed:
						# The padding that will be added later
						__lowerCamelCase          =      B"""=""" * ((6 - len(lowercase__     ) % 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(lowercase__     ) % 6)
			else:
						__lowerCamelCase          =      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(lowercase__     ),			6     )     ).encode()
			    + padding
			)





def       a_ (	lowercase__ :str     ):
			# Make sure encoded_data is either a string or a bytes-like object
			if not isinstance(lowercase__,			lowercase__     ) and not isinstance(lowercase__,			lowercase__     ):
						__lowerCamelCase          =      (
						    """argument should be a bytes-like object or ASCII string, """
						    f'not \'{encoded_data.__class__.__name__}\''
						)
						raise TypeError(lowercase__     )

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

			__lowerCamelCase          =      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(lowercase__     ) % 4 == 0 and padding < 3, "Incorrect padding"

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

						__lowerCamelCase          =      """""".join(
						    bin(B64_CHARSET.index(lowercase__     )     )[2:].zfill(6     ) for char in encoded_data     )[: -padding * 2]
			else:
						__lowerCamelCase          =      """""".join(
						    bin(B64_CHARSET.index(lowercase__     )     )[2:].zfill(6     ) for char in encoded_data     )

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

			return bytes(lowercase__     )


if __name__ == "__main__":
					import doctest

					doctest.testmod()




