简易版贪食蛇代码如下，直接运行即可。
源代码如下：
#!/usr/bin/env python # -*- coding: utf-8 -*- import pygame as pygame import random import sys from pygame.rect import Rect class Snake(object): def __init__(self): self.black = pygame.Color(0, 0, 0) self.green = pygame.Color(0, 255, 0) self.white = pygame.Color(255, 255, 255) def gameover(self): pygame.quit() sys.exit() def initialize(self): pygame.init() clock = pygame.time.Clock() playSurface = pygame.display.set_mode((800, 600)) pygame.display.set_caption('tanshishe') snakePosition = [80, 80] snakebody = [[80, 80], [60, 80], [40, 80]] targetPosition = [200, 400] targetflag = 1 direction = 'right' changeDirection = direction self.main(snakebody, targetPosition, targetflag, direction, changeDirection, snakePosition, playSurface, clock) def main(self, snakebody, targetPosition, targetflag, direction, changeDirection, snakePosition, playSurface, clock): while True: for event in pygame.event.get(): if event.type == pygame.QUIT: pygame.quit() sys.exit() elif event.type == pygame.KEYDOWN: if event.key == pygame.K_RIGHT: changeDirection = 'right' print("向右转") if event.key == pygame.K_LEFT: changeDirection = 'left' print("向左转") if event.key == pygame.K_DOWN: changeDirection = 'down' print("向上走") if event.key == pygame.K_UP: changeDirection = 'up' print("向下走") if event.key == pygame.K_ESCAPE: pygame.event.post(pygame.event.Event(pygame.QUIT)) if (changeDirection == 'left' and not direction == 'right'): direction = changeDirection if (changeDirection == 'right' and not direction == 'left'): direction = changeDirection if (changeDirection == 'down' and not direction == 'up'): direction = changeDirection if (changeDirection == 'up' and not direction == 'down'): direction = changeDirection if direction == 'right': snakePosition[0] += 20 if direction == 'left': snakePosition[0] -= 20 if direction == 'down': snakePosition[1] += 20 if direction == 'up': snakePosition[1] -= 20 snakebody.insert(0, list(snakePosition)) if (snakePosition[0] == targetPosition[0] and snakePosition[1] == targetPosition[1]): targetflag = 0 else: snakebody.pop() if targetflag == 0: x = random.randrange(1, 40) y = random.randrange(1, 30) targetPosition = [int(x * 20), int(y * 20)] targetflag = 1 playSurface.fill(self.black) for position in snakebody: pygame.draw.rect(playSurface, self.white, Rect(position[0], position[1], 20, 20)) pygame.draw.rect(playSurface, self.green, Rect(targetPosition[0], targetPosition[1], 20, 20)) pygame.display.flip() if (snakePosition[0] > 900 or snakePosition[0] < 0): snake.gameover() elif (snakePosition[1] > 800 or snakePosition[0] < 0): snake.gameover() for i in snakebody[1:]: if (snakePosition[0] == i[0] and snakePosition[1] == i[1]): snake.gameover() clock.tick(5) snake = Snake() snake.initialize()