socket.py 文件源码

def get(self, option):
        c_data = new_pointer_from_opt(option, length=255)

        c_value_pointer = c_data[0]
        c_sizet_pointer = c_data[1]

        _retry_sys_call(C.zmq_getsockopt,
                        self._zmq_socket,
                        option,
                        c_value_pointer,
                        c_sizet_pointer)

        sz = c_sizet_pointer[0]
        v = value_from_opt_pointer(option, c_value_pointer, sz)
        if option != zmq.IDENTITY and option in zmq.constants.bytes_sockopts and v.endswith(b'\0'):
            v = v[:-1]
        return v