code: 
  
  
  from typing import TYPE_CHECKING
  
  from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available
  
  
  __a   				=      {
      '''configuration_musicgen''': [
          '''MUSICGEN_PRETRAINED_CONFIG_ARCHIVE_MAP''',
          '''MusicgenConfig''',
          '''MusicgenDecoderConfig''',
      ],
      '''processing_musicgen''': ['''MusicgenProcessor'''],
  }
  
  try:
    if not is_torch_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    __a   				=      [
        '''MUSICGEN_PRETRAINED_MODEL_ARCHIVE_LIST''',
        '''MusicgenForConditionalGeneration''',
        '''MusicgenForCausalLM''',
        '''MusicgenModel''',
        '''MusicgenPreTrainedModel''',
    ]
  
  if TYPE_CHECKING:
    from .configuration_musicgen import (
        MUSICGEN_PRETRAINED_CONFIG_ARCHIVE_MAP,
        MusicgenConfig,
        MusicgenDecoderConfig,
    )
    from .processing_musicgen import MusicgenProcessor
  
    try:
      if not is_torch_available():
        raise OptionalDependencyNotAvailable()
    except OptionalDependencyNotAvailable:
      pass
    else:
      from .modeling_musicgen import (
          MUSICGEN_PRETRAINED_MODEL_ARCHIVE_LIST,
          MusicgenForCausalLM,
          MusicgenForConditionalGeneration,
          MusicgenModel,
          MusicgenPreTrainedModel,
      )
  
  else:
    import sys
  
    __a   				=      _LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)
  
  
style_context: 
  
  
  from typing import TYPE_CHECKING
  
  from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_tokenizers_available, is_torch_available
  
  
  __a   				=      {'''configuration_yoso''': ['''YOSO_PRETRAINED_CONFIG_ARCHIVE_MAP''', '''YosoConfig''']}
  
  try:
    if not is_torch_available():
      raise OptionalDependencyNotAvailable()
  except OptionalDependencyNotAvailable:
    pass
  else:
    __a   				=      [
        '''YOSO_PRETRAINED_MODEL_ARCHIVE_LIST''',
        '''YosoForMaskedLM''',
        '''YosoForMultipleChoice''',
        '''YosoForQuestionAnswering''',
        '''YosoForSequenceClassification''',
        '''YosoForTokenClassification''',
        '''YosoLayer''',
        '''YosoModel''',
        '''YosoPreTrainedModel''',
    ]
  
  
  if TYPE_CHECKING:
    from .configuration_yoso import YOSO_PRETRAINED_CONFIG_ARCHIVE_MAP, YosoConfig
  
    try:
      if not is_torch_available():
        raise OptionalDependencyNotAvailable()
    except OptionalDependencyNotAvailable:
      pass
    else:
      from .modeling_yoso import (
          YOSO_PRETRAINED_MODEL_ARCHIVE_LIST,
          YosoForMaskedLM,
          YosoForMultipleChoice,
          YosoForQuestionAnswering,
          YosoForSequenceClassification,
          YosoForTokenClassification,
          YosoLayer,
          YosoModel,
          YosoPreTrainedModel,
      )
  
  
  else:
    import sys
  
    __a   				=      _LazyModule(__name__, globals()['''__file__'''], _import_structure)
  
  