


from packaging import version

from .import_utils import is_accelerate_available


if is_accelerate_available():
  import accelerate







def SCREAMING_SNAKE_CASE    (	lowercase_						)       ->	int:



       """simple docstring"""

       if not is_accelerate_available():
              return method
       A__							=   version.parse(accelerate.__version__						).base_version
       if version.parse(__lowerCamelCase						) < version.parse('''0.17.0'''						):
              return method

       def wrapper(self			,    *lowercase_			,    **lowercase_						):
              if hasattr(self			,    '''_hf_hook'''						) and hasattr(self._hf_hook			,    '''pre_forward'''						):
                     self._hf_hook.pre_forward(self						)
              return method(self			,    *__lowerCamelCase			,    **__lowerCamelCase						)

       return wrapper








from __future__ import annotations

from typing import Any







def SCREAMING_SNAKE_CASE    (	lowercase_						)       ->	None:



       """simple docstring"""

       create_state_space_tree(lowercase_			,    []			,    0						)







def SCREAMING_SNAKE_CASE    (	lowercase_			,    lowercase_			,    lowercase_						)       ->	None:



       """simple docstring"""

       if index == len(lowercase_						):
              print(lowercase_						)
              return

       create_state_space_tree(lowercase_			,    lowercase_			,    index + 1						)
       current_subsequence.append(sequence[index]						)
       create_state_space_tree(lowercase_			,    lowercase_			,    index + 1						)
       current_subsequence.pop()


if __name__ == "__main__":
  _lowerCamelCase     :		list[Any]								=       [3, 1, 2, 4]
  generate_all_subsequences(seq)

  seq.clear()
  seq.extend(["""A""", """B""", """C"""])
  generate_all_subsequences(seq)


