本文實例為大家分享了pthon貪吃蛇游戲的具體代碼，供大家參考，具體內(nèi)容如下

在寫Python游戲項目時，最重要的時python中的pygame庫。安裝pygame庫和用法在我CSDN博客另一篇文章上。這里就不詳細說了，下邊時運行游戲界面。

下邊是詳細的代碼和注釋

import pygame,sys,random,timefrom pygame.locals import * #從pygame模塊導(dǎo)入常用的函數(shù)和常量#定義顏色變量black_colour = pygame.Color(0,0,0)white_colour = pygame.Color(255,255,255)red_colour = pygame.Color(255,0,0)grey_colour = pygame.Color(150,150,150)#定義游戲結(jié)束函數(shù)def GameOver(gamesurface): #設(shè)置提示字體的格式 GameOver_font = pygame.font.SysFont("MicrosoftYaHei", 16) #設(shè)置提示字體的顏色 GameOver_colour = GameOver_font.render('Game Over',True,grey_colour) #設(shè)置提示位置 GameOver_location = GameOver_colour.get_rect() GameOver_location.midtop = (320,10) #綁定以上設(shè)置到句柄 gamesurface.blit(GameOver_colour,GameOver_location) #提示運行信息 pygame.display.flip() #休眠5秒 time.sleep(5) #退出游戲 pygame.quit() #退出程序 sys.exit()#定義主函數(shù)def main(): #初始化pygame，為使用硬件做準(zhǔn)備 pygame.init() pygame.time.Clock() ftpsClock = pygame.time.Clock() #創(chuàng)建一個窗口 gamesurface = pygame.display.set_mode((640,480)) #設(shè)置窗口的標(biāo)題 pygame.display.set_caption('tanchishe snake') #初始化變量 #初始化貪吃蛇的起始位置 snakeposition = [100,100] #初始化貪吃蛇的長度 snakelength = [[100,100],[80,100],[60,100]] #初始化目標(biāo)方塊的位置 square_purpose = [300,300] #初始化一個數(shù)來判斷目標(biāo)方塊是否存在 square_position = 1 #初始化方向，用來使貪吃蛇移動 derection = "right" change_derection = derection #進行游戲主循環(huán) while True:  #檢測按鍵等pygame事件  for event in pygame.event.get():   if event.type==QUIT:    #接收到退出事件后，退出程序    pygame.quit()    sys.exit()   elif event.type==KEYDOWN:    #判斷鍵盤事件,用w,s,a,d來表示上下左右    if event.key==K_RIGHT or event.key==ord('d'):     change_derection = "right"    if event.key==K_LEFT or event.key==ord('a'):     change_derection = "left"    if event.key==K_UP or event.key==ord('w'):     change_derection = "up"    if event.key==K_DOWN or event.key==ord('s'):     change_derection = "down"    if event.key==K_ESCAPE:     pygame.event.post(pygame.event.Event(QUIT))  #判斷移動的方向是否相反  if change_derection =='left'and not derection =='right':   derection = change_derection  if change_derection =='right'and not derection =='left':   derection = change_derection  if change_derection == 'up' and not derection =='down':   derection = change_derection  if change_derection == 'down' and not derection == 'up':   derection = change_derection  #根據(jù)方向，改變坐標(biāo)  if derection == 'left':   snakeposition[0] -= 20  if derection == 'right':   snakeposition[0] += 20  if derection == 'up':   snakeposition[1] -= 20  if derection == 'down':   snakeposition[1] += 20  #增加蛇的長度  snakelength.insert(0,list(snakeposition))  #判斷是否吃掉目標(biāo)方塊  if snakeposition[0]==square_purpose[0] and snakeposition[1]==square_purpose[1]:   square_position = 0  else:   snakelength.pop()  #重新生成目標(biāo)方塊  if square_position ==0:   #隨機生成x,y,擴大二十倍，在窗口范圍內(nèi)   x = random.randrange(1,32)   y = random.randrange(1,24)   square_purpose = [int(x*20),int(y*20)]   square_position = 1  #繪制pygame顯示層  gamesurface.fill(black_colour)  for position in snakelength:   pygame.draw.rect(gamesurface,white_colour,Rect(position[0],position[1],20,20))   pygame.draw.rect(gamesurface,red_colour,Rect(square_purpose[0],square_purpose[1],20,20))  #刷新pygame顯示層  pygame.display.flip()  #判斷是否死亡  if snakeposition[0]<0 or snakeposition[0]>620:   GameOver(gamesurface)  if snakeposition[1]<0 or snakeposition[1]>460:   GameOver(gamesurface)  for snakebody in snakelength[1:]:   if snakeposition[0]==snakebody[0] and snakeposition[1]==snakebody[1]:    GameOver(gamesurface)  #控制游戲速度  ftpsClock.tick(5) if __name__ == "__main__": main()