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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def failed(self, binding, error):
 """ Request failed, process reply based on reason @param binding: The binding to be used to process the reply. @type binding: L{suds.bindings.binding.Binding} @param error: The http error message @type error: L{transport.TransportError} """

        status, reason = (error.httpcode, tostr(error))
        reply = error.fp.read()
        log.debug('http failed:\n%s', reply)
        if status == 500:
            if len(reply) > 0:
                r, p = binding.get_fault(reply)
                self.last_received(r)
                return (status, p)
            else:
                return (status, None)
        if self.options.faults:
            raise HttpWebFault(status, reason)
        else:
            return (status, None)