
from __future__ import annotations

from typing import Any





class     __UpperCamelCase :






     """simple docstring"""







     def __init__(				self							:							List[Any]     ,						_A							:							int = 6 ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	Node | None					=		None
       __SCREAMING_SNAKE_CASE      :	Node | None					=		None
       self.create_linked_list(_A )



     def  UpperCAmelCase__							(				self							:							Optional[int]     ,						_A							:							int ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	str					=		Node()
       __SCREAMING_SNAKE_CASE      :	List[Any]					=		current_node
       __SCREAMING_SNAKE_CASE      :	Optional[Any]					=		current_node
       __SCREAMING_SNAKE_CASE      :	Union[str, Any]					=		current_node
       for _ in range(1     ,						_A ):
         __SCREAMING_SNAKE_CASE      :	Dict					=		Node()
         __SCREAMING_SNAKE_CASE      :	List[Any]					=		current_node
         __SCREAMING_SNAKE_CASE      :	Optional[int]					=		previous_node
         __SCREAMING_SNAKE_CASE      :	Any					=		current_node
       __SCREAMING_SNAKE_CASE      :	List[Any]					=		self.front
       __SCREAMING_SNAKE_CASE      :	List[Any]					=		previous_node



     def  UpperCAmelCase__							(				self							:							Any ):







       """simple docstring"""




       return (
           self.front == self.rear
           and self.front is not None
           and self.front.data is None
       )



     def  UpperCAmelCase__							(				self							:							Optional[int] ):







       """simple docstring"""




       self.check_can_perform_operation()
       return self.front.data if self.front else None



     def  UpperCAmelCase__							(				self							:							str     ,						_A							:							Any ):







       """simple docstring"""




       if self.rear is None:
         return

       self.check_is_full()
       if not self.is_empty():
         __SCREAMING_SNAKE_CASE      :	List[str]					=		self.rear.next
       if self.rear:
         __SCREAMING_SNAKE_CASE      :	Any					=		data



     def  UpperCAmelCase__							(				self							:							str ):







       """simple docstring"""




       self.check_can_perform_operation()
       if self.rear is None or self.front is None:
         return None
       if self.front == self.rear:
         __SCREAMING_SNAKE_CASE      :	Dict					=		self.front.data
         __SCREAMING_SNAKE_CASE      :	Optional[int]					=		None
         return data

       __SCREAMING_SNAKE_CASE      :	List[str]					=		self.front
       __SCREAMING_SNAKE_CASE      :	int					=		old_front.next
       __SCREAMING_SNAKE_CASE      :	Dict					=		old_front.data
       __SCREAMING_SNAKE_CASE      :	str					=		None
       return data



     def  UpperCAmelCase__							(				self							:							Dict ):







       """simple docstring"""




       if self.is_empty():
         raise Exception('''Empty Queue''' )




     def  UpperCAmelCase__							(				self							:							str ):







       """simple docstring"""




       if self.rear and self.rear.next == self.front:
         raise Exception('''Full Queue''' )






class     __UpperCamelCase :






     """simple docstring"""







     def __init__(				self							:							List[Any] ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	Any | None					=		None
       __SCREAMING_SNAKE_CASE      :	Node | None					=		None
       __SCREAMING_SNAKE_CASE      :	Node | None					=		None


if __name__ == "__main__":
   import doctest

   doctest.testmod()








from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_sentencepiece_available,
    is_tokenizers_available,
    is_torch_available,
    is_vision_available,
)


UpperCAmelCase__							  =						{"processing_layoutxlm": ["LayoutXLMProcessor"]}

try:
     if not is_sentencepiece_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     UpperCAmelCase__							  =						["LayoutXLMTokenizer"]

try:
     if not is_tokenizers_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     UpperCAmelCase__							  =						["LayoutXLMTokenizerFast"]

if TYPE_CHECKING:
     from .processing_layoutxlm import LayoutXLMProcessor

     try:
          if not is_sentencepiece_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .tokenization_layoutxlm import LayoutXLMTokenizer

     try:
          if not is_tokenizers_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .tokenization_layoutxlm_fast import LayoutXLMTokenizerFast

else:
     import sys

     UpperCAmelCase__							  =						_LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)


