


from __future__ import annotations

from typing import Any



class 							_UpperCamelCase (						A						):

   '''simple docstring'''







   pass



class 							_UpperCamelCase :

   '''simple docstring'''







   def __init__(  self  : str       ,  _lowerCamelCase  : Any							):






         '''simple docstring'''



         __lowerCamelCase     :      Any       						=						data
         __lowerCamelCase     :      Node | None       						=						None

   def __iter__(  self  : List[Any]							):






         '''simple docstring'''



         __lowerCamelCase     :      str       						=						self
         __lowerCamelCase     :      Optional[Any]       						=						[]
         while node:
               if node in visited:
                     raise ContainsLoopError
               visited.append(_lowerCamelCase							)
               yield node.data
               __lowerCamelCase     :      Any       						=						node.next_node


   @property
   def   _snake_case    (  self  : Dict							):






         '''simple docstring'''



         try:
               list(self							)
               return False
         except ContainsLoopError:
               return True


if __name__ == "__main__":
    __UpperCamelCase    :						str     =							Node(1)
    __UpperCamelCase    :						Optional[Any]     =							Node(2)
    __UpperCamelCase    :						Tuple     =							Node(3)
    __UpperCamelCase    :						List[Any]     =							Node(4)
    print(root_node.has_loop)  # False
    __UpperCamelCase    :						List[Any]     =							root_node.next_node
    print(root_node.has_loop)  # True

    __UpperCamelCase    :						Tuple     =							Node(5)
    __UpperCamelCase    :						List[Any]     =							Node(6)
    __UpperCamelCase    :						List[Any]     =							Node(5)
    __UpperCamelCase    :						List[str]     =							Node(6)
    print(root_node.has_loop)  # False

    __UpperCamelCase    :						Any     =							Node(1)
    print(root_node.has_loop)  # False







def   _UpperCAmelCase       (     UpperCAmelCase      :			str      ):
      """simple docstring"""




      __lowerCamelCase     :      List[Any]       						=						hex_num.strip()
      if not hex_num:
            raise ValueError("""No value was passed to the function"""      )

      __lowerCamelCase     :      Dict       						=						hex_num[0] == """-"""
      if is_negative:
            __lowerCamelCase     :      Optional[Any]       						=						hex_num[1:]

      try:
            __lowerCamelCase     :      Any       						=						int(UpperCAmelCase						,	16      )
      except ValueError:
            raise ValueError("""Invalid value was passed to the function"""      )

      __lowerCamelCase     :      List[str]       						=						""""""
      while int_num > 0:
            __lowerCamelCase     :      Dict       						=						str(int_num % 2      ) + bin_str
            int_num >>= 1

      return int(("""-""" + bin_str) if is_negative else bin_str      )


if __name__ == "__main__":
    import doctest

    doctest.testmod()



