save project

my_game.py

@@ -30,18 +30,18 @@ while True:
     index+=1# 将背景图画上去
     if index==5:
        index=0
-    if jump=="up":
+    if j=="up":
         if y>150:
             y-=5
             screen.blit(wukong, (150, y))
         else:
-            j="down":
+            j="down"
     if j=="down":
         if y<400:
             y+=5
             screen.blit(wukong, (150, y))
         else:
-            jump="rinning":
+            jump="rinning"
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
     screen.blit(wukong, (150, y))