save project

snake.py

 import pygame
 from pygame import locals
+import random
 pygame.init()
 screen=pygame.display.set_mode((660,480))
 FPSCLOCK=pygame.time.Clock()
@@ -12,6 +13,8 @@ up=pygame.image.load("up.png")
 down=pygame.image.load("down.png")
 x,y=240,120
 position=[(180,90),(180,120),(210,120),(x,y)]
+apple_x=360
+apple_y=300
 setheading="right"
 snake_head=right
 while True:
@@ -26,10 +29,10 @@ while True:
                 setheading="left"
                 snake_head=left
             if event.key==locals.K_UP and setheading!="down":
-                setheading=="up"
+                setheading="up"
                 snake_head=up
             if event.key==locals.K_DOWN and setheading!="up":
-                setheading=="down"
+                setheading="down"
                 snake_head=down
     if setheading=="right":
         x+=30
@@ -40,12 +43,14 @@ while True:
     else:
         y+=30
     position.append((x,y))
+    if x==apple_x and y==apple_y:
+        apple_x=random.randint(0,660)
+        apple_y=random.randint(0,480)
     position.pop(0)
     screen.blit(background,(0,0))
     screen.blit(snake_head,position[-1])
-
-    for t in range(len(position)-1):
-        screen.blit(body,position[t])
-    screen.blit(food,(360,300))
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    screen.blit(food,(apple_x,apple_y))
     pygame.display.update()
     FPSCLOCK.tick(3)
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