code: 
  
  
  
  '''simple docstring'''
  
  
  
  from typing import TYPE_CHECKING
  
  from ...utils import (
      OptionalDependencyNotAvailable,
      _LazyModule,
      is_flax_available,
      is_tf_available,
      is_torch_available,
  )
  
  
  a__						:			List[Any]										=			{
      'configuration_unispeech_sat': ['UNISPEECH_SAT_PRETRAINED_CONFIG_ARCHIVE_MAP', 'UniSpeechSatConfig'],
  }
  
  try:
   if not is_torch_available():
    raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
   pass
  else:
   a__						:			Tuple										=			[
       'UNISPEECH_SAT_PRETRAINED_MODEL_ARCHIVE_LIST',
       'UniSpeechSatForAudioFrameClassification',
       'UniSpeechSatForCTC',
       'UniSpeechSatForPreTraining',
       'UniSpeechSatForSequenceClassification',
       'UniSpeechSatForXVector',
       'UniSpeechSatModel',
       'UniSpeechSatPreTrainedModel',
   ]
  
  if TYPE_CHECKING:
   from .configuration_unispeech_sat import UNISPEECH_SAT_PRETRAINED_CONFIG_ARCHIVE_MAP, UniSpeechSatConfig
  
   try:
    if not is_torch_available():
     raise OptionalDependencyNotAvailable()
   except OptionalDependencyNotAvailable:
    pass
   else:
    from .modeling_unispeech_sat import (
        UNISPEECH_SAT_PRETRAINED_MODEL_ARCHIVE_LIST,
        UniSpeechSatForAudioFrameClassification,
        UniSpeechSatForCTC,
        UniSpeechSatForPreTraining,
        UniSpeechSatForSequenceClassification,
        UniSpeechSatForXVector,
        UniSpeechSatModel,
        UniSpeechSatPreTrainedModel,
    )
  
  else:
   import sys
  
   a__						:			int										=			_LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)
  
  
  
  
  
  
style_context: 
  
  
  
  '''simple docstring'''
  
  
  
  a__						:			Any										=			{
      '0000': '0',
      '0001': '1',
      '0010': '2',
      '0011': '3',
      '0100': '4',
      '0101': '5',
      '0110': '6',
      '0111': '7',
      '1000': '8',
      '1001': '9',
      '1010': 'a',
      '1011': 'b',
      '1100': 'c',
      '1101': 'd',
      '1110': 'e',
      '1111': 'f',
  }
  
  
  
  
  
  
  
  def _lowercase   (  __A       ):
  
  
  
   '''simple docstring'''
  
  
  
   __UpperCamelCase				      =  str(__A       ).strip()
  
   # Exceptions
   if not binary_str:
    raise ValueError("""Empty string was passed to the function"""       )
   __UpperCamelCase				      =  binary_str[0] == """-"""
   __UpperCamelCase				      =  binary_str[1:] if is_negative else binary_str
   if not all(char in """01""" for char in binary_str       ):
    raise ValueError("""Non-binary value was passed to the function"""       )
  
   __UpperCamelCase				      =  (
       """0""" * (4 * (divmod(len(__A       )							,4       )[0] + 1) - len(__A       )) + binary_str
   )
  
   __UpperCamelCase				      =  []
   for x in range(0							,len(__A       )							,4       ):
    hexadecimal.append(BITS_TO_HEX[binary_str[x : x + 4]]       )
   __UpperCamelCase				      =  """0x""" + """""".join(__A       )
  
   return "-" + hexadecimal_str if is_negative else hexadecimal_str
  
  
  if __name__ == "__main__":
   from doctest import testmod
  
   testmod()
  
  
  
  
  
  