#с декораторами
def shit_is_str(func):
	def res(shit):
		if isinstance(shit, str):
			return func(shit)
		else:
			return "Oh shit, i'm sorry"


@shit_is_str
def return_some_shit(shit)
	return 'shit %s' % shit


@shit_is_str
def return_big_shit(shit):
	return 'SHIT %s' % shit


@shit_is_str
def return_different_shit(shit):
	return 'ShIt %s' % shit


# без декораторов
def return_some_shit(shit)
	if isinstance(shit, str):
		return 'sh	' % shit
	else:
		return "Oh shit, i'm sorry"


def return_big_shit(shit):
	if isinstance(shit, str):
		return 'SHIT %s' % shit
	else:
		return "Oh shit, i'm sorry"

def return_different_shit(shit):
	if isinstance(shit, str):
		return 'ShIt %s' % shit
	else:
		return "Oh shit, i'm sorry"