import sys

def check_range(f):
	if sys.version_info.major < 3 or sys.version_info.minor < 6:
		raise RuntimeError("check_range requires python >= 3.6")
	def wrapper(*args, **kwargs):
		total_args = list(args) + list(kwargs.values())
		for argv, (argname, argrange) in zip(total_args, f.__annotations__.items()):
			if(argv < argrange[0] or argv > argrange[1]):
				raise ValueError("Argument {} ({}) out or range {}".format(argname, argv, argrange))
		return f(*args, **kwargs)
	return wrapper

@check_range
def f(a: (0, 100), b: (100, 300)):
	return a + b

if( __name__ == "__main__"):
	f(1, 101)
	f(-2, 400)