save project

snake.py

@@ -25,27 +25,27 @@ while True:
         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()
-    elif event.key.type==locals.KEYDOWN:
-        if event.key==locals.K_LEFT and setheading!="right":
-           setheading='left'
-           snake_head=left
-         if event.key==locals.K_RIGHT and setheading!="left":
-           setheading='right'
-           snake_head=right 
-         if event.key==locals.K_LEFT and setheading!="up":
-           setheading='down'
-           snake_head=down 
-         if event.key==locals.K_LEFT and setheading!="down":
-           setheading='up'
-           snake_head=up
-        if setheading=='right':
-            x += 30
-        if setheading=='left':
-            x -= 30
-        if setheading=='up':
-            y -= 30
-        else:
-            y+=30    
+        elif event.type==locals.KEYDOWN:
+            if event.key==locals.K_LEFT and setheading!="right":
+                setheading='left'
+                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'
+                snake_head=down 
+            if event.key==locals.K_UP and setheading!="down":
+                setheading='up'
+                snake_head=up
+    if setheading=='right':
+        x += 30
+    if setheading=='left':
+        x -= 30
+    if setheading=='up':
+        y -= 30
+    else:
+        y+=30    
     position.append((x,y))
     position.append((x,y))
     position.pop(0)
     position.pop(0)