def __init__(self, code):
        self.code = code
        # Yes I don't seperate EXCEPTION_CODES here, you can raise 200, just don't do it!
        if code not in HTTP_STATUS_CODES:
            raise Exception('illegal HTTP status code')
        self.name = HTTP_STATUS_CODES[code]
        super(HTTPException, self).__init__((self.code, self.name) % '%d %s')
dataset/ETHPy150Open fengsp/batpod/exts/http.py/HTTPException.__init__/swapped operands of `%`