save project

snake.py

@@ -17,7 +17,7 @@ body = pygame.image.load('body.png')
 left = pygame.image.load('left.png')
 up = pygame.image.load('up.png')
 down = pygame.image.load('down.png')
-my_font=pygame.font.Font('neuropo1.ttf',18)
+my_font=pygame.font.Font('neuropol.ttf',18)
 
 x, y = 240, 120
 position = [(180,90),(180,120),(210,120),(x,y)]
@@ -62,6 +62,8 @@ while True:
         apple_y=30*num2-30
     else:
         position.pop(0)
+    if x<0 or x>630 or y<0 or y>450:
+        exit()
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
@@ -74,7 +76,8 @@ while True:
     screen.blit(food, (apple_x, apple_y))
     info="Score:"+str(score)
     text=my_font.render(info,True,(0,0,0))
-    screen.bli1(text,(540,10))
+    screen.blit(text,(540,10))
+
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)