def     _a				(      lowercase__  :			str ):







     '''simple docstring'''


     SCREAMING_SNAKE_CASE__				:				List[str]			=		[int(lowercase__ ) for i in ip_va_address.split('.' ) if i.isdigit()]
     return len(lowercase__ ) == 4 and all(0 <= int(lowercase__ ) <= 2_54 for octet in octets )


if __name__ == "__main__":
      SCREAMING_SNAKE_CASE__		:					Dict						=					input().strip()
      SCREAMING_SNAKE_CASE__		:					Union[str, Any]						=					"valid" if is_ip_va_address_valid(ip) else "invalid"
      print(F"""{ip} is a {valid_or_invalid} IP v4 address.""")




from packaging import version

from .import_utils import is_accelerate_available


if is_accelerate_available():
      import accelerate







def     _a				(      lowercase__  :			List[str] ):







     '''simple docstring'''


     if not is_accelerate_available():
          return method
     SCREAMING_SNAKE_CASE__				:				str			=		version.parse(accelerate.__version__ ).base_version
     if version.parse(lowercase__ ) < version.parse('0.17.0' ):
          return method

     def wrapper(self  :			Optional[int]     ,  *lowercase__  :			int     ,  **lowercase__  :			Tuple ):
          if hasattr(self     ,  '_hf_hook' ) and hasattr(self._hf_hook     ,  'pre_forward' ):
               self._hf_hook.pre_forward(self )
          return method(self     ,  *lowercase__     ,  **lowercase__ )

     return wrapper



