



"""simple docstring"""


from typing import List

from .keymap import KEYMAP, get_character

def  _lowerCAmelCase      (   lowercase_						):

						def decorator(lowercase_						):
												UpperCAmelCase             = getattr(snake_case_		,	'handle_key'		,	[]						)
												handle += [key]
												setattr(snake_case_		,	'handle_key'		,	snake_case_						)
												return func

						return decorator

def  _lowerCAmelCase      (   *lowercase_						):

						def decorator(lowercase_						):
												UpperCAmelCase             = getattr(snake_case_		,	'handle_key'		,	[]						)
												handle += keys
												setattr(snake_case_		,	'handle_key'		,	snake_case_						)
												return func

						return decorator







class       A_			(     _UpperCAmelCase				):



						"""simple docstring"""






						def __new__(					cls :Union[str, Any]   ,  lowercase_ :Union[str, Any]   ,  lowercase_ :Union[str, Any]   ,  lowercase_ :str					)				->			Optional[int]:
												UpperCAmelCase             = super().__new__(cls   ,  a__   ,  a__   ,  a__					)
												if not hasattr(a__   ,  'key_handler'					):
																		setattr(a__   ,  'key_handler'   ,  {}					)
												setattr(a__   ,  'handle_input'   ,  KeyHandler.handle_input					)

												for value in attrs.values():
																		UpperCAmelCase             = getattr(a__   ,  'handle_key'   ,  []					)
																		for key in handled_keys:
																								UpperCAmelCase             = value
												return new_cls






						@staticmethod
						def 	UpperCAmelCase__     (					cls :Optional[int]					)				->			Dict:
												UpperCAmelCase             = get_character()
												if char != KEYMAP["undefined"]:
																		UpperCAmelCase             = ord(a__					)
												UpperCAmelCase             = cls.key_handler.get(a__					)
												if handler:
																		UpperCAmelCase             = char
																		return handler(cls					)
												else:
																		return None


def  _lowerCAmelCase      (   cls						):
						return KeyHandler(cls.__name__		,	cls.__bases__		,	cls.__dict__.copy()						)












from math import pi






def lowerCamelCase__    (							snake_case_	:  int       ,      snake_case_	:  int       )      ->				float:
   return 2 * pi * radius * (angle / 360)


if __name__ == "__main__":
    print(arc_length(90, 10))

