#!/usr/bin/python
# -*- coding:utf-8 -*-

import level1
import level2

level_table = {'c':level1, 'g':level2}
current_level = level1

def set_level(key):
    if key in level_table:
        return level_table[key]
    else :
        return None

if __name__ == "__main__":
    set_level('g')
    print current_level.objectifs
    set_level('c')
    print current_level.objectifs