



from __future__ import annotations

from typing import Any



class 		_lowercase		:

   def __init__(   self      :							str				, __lowerCAmelCase      :							Any				, __lowerCAmelCase      :							Any				)							->					None:  # noqa: A002


    """simple docstring"""






    a							=		item
    a							=		next



class 		_lowercase		:

   def __init__(   self      :							Union[str, Any]				)							->					None:


    """simple docstring"""






    a							=		None
    a							=		0

   def 		A				(   self      :							Tuple				, __lowerCAmelCase      :							Any				)							->					None:


    """simple docstring"""






    a							=		Node(__lowerCAmelCase				, self.head				)
    self.size += 1

   def 		A				(   self      :							List[Any]				)							->					Any:


    """simple docstring"""






    if self.head is None:
     return None
    else:
     a							=		self.head.item
     a							=		self.head.next
     self.size -= 1
     return item

   def 		A				(   self      :							Union[str, Any]				)							->					bool:


    """simple docstring"""






    return self.head is None

   def __str__(   self      :							Optional[Any]				)							->					str:


    """simple docstring"""






    if self.is_empty():
     return ""
    else:
     a							=		self.head
     a							=		""
     a							=		[]
     while iterate:
      item_list.append(str(iterate.item				)				)
      a							=		iterate.next

     a							=		" --> ".join(__lowerCAmelCase				)

     return item_str




   def __len__(   self      :							Any				)							->					int:


    """simple docstring"""






    return self.size






from typing import TYPE_CHECKING

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


A_		:  Any										=  {
    '''configuration_videomae''': ['''VIDEOMAE_PRETRAINED_CONFIG_ARCHIVE_MAP''', '''VideoMAEConfig'''],
}

try:
     if not is_torch_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     A_		:  List[Any]										=  [
         '''VIDEOMAE_PRETRAINED_MODEL_ARCHIVE_LIST''',
         '''VideoMAEForPreTraining''',
         '''VideoMAEModel''',
         '''VideoMAEPreTrainedModel''',
         '''VideoMAEForVideoClassification''',
     ]

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

if TYPE_CHECKING:
     from .configuration_videomae import VIDEOMAE_PRETRAINED_CONFIG_ARCHIVE_MAP, VideoMAEConfig

     try:
          if not is_torch_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_videomae import (
              VIDEOMAE_PRETRAINED_MODEL_ARCHIVE_LIST,
              VideoMAEForPreTraining,
              VideoMAEForVideoClassification,
              VideoMAEModel,
              VideoMAEPreTrainedModel,
          )

     try:
          if not is_vision_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .feature_extraction_videomae import VideoMAEFeatureExtractor
          from .image_processing_videomae import VideoMAEImageProcessor

else:
     import sys

     A_		:  Dict										=  _LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)

