cdef enum CommandType:
    GET_USER = 10
    LOAD = 20
    INFERENCE = 30
    STOP_INFERENCE = 40
    EXIT = 100

cdef class RemoteCommand:
    cdef public bytes client_id
    cdef CommandType command_type
    cdef str filename
    cdef bytes data

    @staticmethod
    cdef from_msgpack(bytes data)