request.py 文件源码

def expected_error_response(self, response):
        if isinstance(response, Response):  # requests response
            # don't want bytes
            _txt = response.content.decode('utf8')
            response = ErrorResponse().from_json(_txt)

        if isinstance(response, ErrorResponse):
            self.conv.events.store(EV_PROTOCOL_RESPONSE, response,
                                   sender=self.__class__.__name__)
            if response["error"] not in self.expect_error["error"]:
                raise Break("Wrong error, got {} expected {}".format(
                    response["error"], self.expect_error["error"]))
            try:
                if self.expect_error["stop"]:
                    raise Break("Stop requested after received expected error")
            except KeyError:
                pass
        else:
            self.conv.events.store(EV_FAULT, "Expected error, didn't get it")
            raise Break("Did not receive expected error")

        return response