save project

snake.py

@@ -20,28 +20,26 @@ down = pygame.image.load('down.png')
 x, y = 240, 120
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 setheading="right"
 setheading="right"
-head=right
+snake_head=right
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
-            # 接收到退出事件后退出程序
+            # 接收到退出事件后退出程序'
             exit()
             exit()
-        if event.type == locals.KEYDOWN:
-            if event.key ==locals.K_RIGHT  and setheading!="left":
-                setheading="right"
-                head=right
-            if event.key ==locals.K_LEFT  and setheading!="right":
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_LEFT and setheading != "right":
                 setheading="left"
                 setheading="left"
-                head=left
-            if event.key ==locals.K_UP  and setheading!="down":
-                setheading="up"
-                head=up
-            if event.key ==locals.K_DOWN  and setheading!="up":
+                snake_head=left
+            if event.key==locals.K_RIGHT and setheading !="left":
+                setheading="right"
+                snake_head=right
+            if event.key==locals.K_DOWN and setheading !="up":
                 setheading="down"
                 setheading="down"
-                head=down
-
-
-    if setheading=="right":
+                snake_head=down
+            if event.key==locals.K_UP and setheading !="down":
+                setheading="up"
+                snake_head=up
+    if setheading=='right':
         x+=30
         x+=30
     elif setheading=="left":
     elif setheading=="left":
         x-=30
         x-=30
@@ -49,13 +47,14 @@ while True:
         y-=30
         y-=30
     else:
     else:
         y+=30
         y+=30
-       #
+
+
     position.append((x, y))
     position.append((x, y))
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去
-    screen.blit(head, position[-1])  #
+    screen.blit(snake_head, position[-1])  #
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
     for i in range(len(position)-1):
         screen.blit(body, position[i])
         screen.blit(body, position[i])
@@ -64,4 +63,27 @@ while True:
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
-    FPSCLOCK.tick(3)
+    FPSCLOCK.tick(3)
\ No newline at end of file
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