save project

snake.py

@@ -3,7 +3,7 @@ from pygame import locals
 
 # 初始化pygame，为使用pygame做准备
 pygame.init()
-backgorund = pygame.image.load('bg.png')
+background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 # 创建一个窗口
@@ -13,10 +13,10 @@ while True:
         if event.type == locals.QUIT:
             exit()
 
-screen.blit(background,(0,0))
-screen.blit(right,(270,120))
-screen.blit(food,(360,300))
-pygame.display.update()
+    screen.blit(background,(0,0))
+    screen.blit(right,(240,120))
+    screen.blit(food,(360,300))
+    pygame.display.update()