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   | #! /usr/bin/env python3
# -*- coding: utf8 -*-
 
# imports ####################################################################
 
import sys
import curses
import random
 
 
# screen handling ############################################################
 
def init_screen():
    screen = curses.initscr()
    screen.keypad(1)
 
    def excepthook(*args):
        cleanup(screen)
        return sys.__excepthook__(*args)
    sys.excepthook = excepthook
 
    curses.noecho()
    curses.halfdelay(2)
    curses.curs_set(0)
 
    return screen
 
 
def display(screen, snake, food):
 
    screen.clear()
    screen.border()
    for l, c in snake:
        screen.addstr(l, c, "O")
    for food_l, food_c in food:
	screen.addstr(food_l,food_c, "X")
    screen.refresh()
 
 
def cleanup(screen):
    screen.keypad(0)
    curses.nocbreak()
    curses.echo()
    curses.endwin()
 
def inside(screen, snake) :
    lmax, cmax = screen.getmaxyx()
# Position de la tête
    l, c = snake[-1]
    snakes = snake
    del snakes[-1]
    if 0 < l < lmax-1 and 0 < c < cmax-1 :
        return False
    	if l,c in snake:
		return True
	else:
		return False		
    else:
        return True
 
def create_food (food, snake, screen):
 
	if food == snake[-1]:
		food_lmax, food_cmax = screen.getmaxyx()
		food_c = random.randint(1,food_cmax-1)
		food_l = random.randint(1,food_lmax-1)
		del food
		food += [(food_l,food_c)]
	return food	
 
# main program ###############################################################
 
def main():
    screen = init_screen()
 
    food_l = 20
    food_c = 100 
    food = []
    food += [(food_l,food_c)]
 
    l = 50
    c = 8
    direc = "right"
 
    snake = [(50,2),(50,3),(50,4),(50,5),(50,6),(50,7),(50,8)]
 
 
    while True:
        k = screen.getch()
        if k == ord('q'):
            break
        elif k == curses.KEY_LEFT:
            if direc == "right":
                direc = "up"
            elif direc == "up":
                direc = "left"
            elif direc == "left":
                direc = "down"
            elif direc == "down":
                direc = "right"
        elif k == curses.KEY_RIGHT:
            if direc == "right":
                direc = "down"
            elif direc == "down":
                direc = "left"
            elif direc == "left":
                direc = "up"
            elif direc == "up":
                direc = "right"
 
        if direc == "right" :
            c = c+1
        elif direc == "left" :
            c = c-1
        elif direc == "up" :
            l = l-1
        elif direc == "down" :
            l = l+1
#Supprime le bout de la gueue pour le deplacmeent 
        del snake[0]
        snake += [(l,c)]
 
	create_food (food, snake, screen)
 
        if inside(screen, snake):
            print "Game Over"
	    break	
 
        else:
            display(screen, snake, food)
	    snake += [(l,c)]
 
    cleanup(screen)
 
 
 
if __name__ == "__main__":
    sys.exit(main()) | 
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