auto save

snake.py

+import pygame
+from pygame import locals
+
+pygame.init()
+
+screen = pygame.display.set_mode((660, 480))
+
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+x,y=240,120
+lock=pygame.time.Clock()
+flb=[(180,90),(180,120),(210,120),(x,y)]
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            exit()
+    screen.blit(background, (0, 0))
+    x=x+30
+    flb.append((x,y))
+    flb.pop(0)
+    screen.blit(right, (flb[-1]))
+    for i in range(len(flb)-1):
+        screen.blit(body,flb[i])
+    
+    screen.blit(food, (360, 300))
+    
+    pygame.display.update()    
+    lock.tick(3)
+    
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