#Copyright (C) 2017  Oscar Triano 'dotoscat' <dotoscat (at) gmail (dot) com>

#This program is free software: you can redistribute it and/or modify
#it under the terms of the GNU Affero General Public License as
#published by the Free Software Foundation, either version 3 of the
#License, or (at your option) any later version.

#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU Affero General Public License for more details.

#You should have received a copy of the GNU Affero General Public License
#along with this program.  If not, see <http://www.gnu.org/licenses/>.

import struct

class Client:
    CONNECT = 0
    MOVE = 1
        
    def __init__(self):
        self._command = struct.Struct("!i")
        
    def connect(self):
        return self._command.pack(Client.CONNECT)

    def get_command(self, data):
        return self._command.unpack_from(data)[0]

class Server:
    CREATE_TANK = 0

client = Client()

#Copyright (C) 2017  Oscar Triano 'dotoscat' <dotoscat (at) gmail (dot) com>

#This program is free software: you can redistribute it and/or modify
#it under the terms of the GNU Affero General Public License as
#published by the Free Software Foundation, either version 3 of the
#License, or (at your option) any later version.

#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU Affero General Public License for more details.

#You should have received a copy of the GNU Affero General Public License
#along with this program.  If not, see <http://www.gnu.org/licenses/>.

import struct

class _Protocol(object):
    def __init__(self):
        self._command = struct.Struct("!i")

class Client(_Protocol):
    CONNECT = 0
    MOVE = 1
        
    def __init__(self):
        super(Client, self).__init__()
        
    def connect(self):
        return self._command.pack(Client.CONNECT)

    def get_command(self, data):
        return self._command.unpack_from(data)[0]

class Server:
    CREATE_TANK = 0

client = Client()

Create base class _Protocol