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diy1.py

-import turtle
 
 
-a=turtle.Pen()
-screen=turtle.Screen()
-a.speed(100)
-a.hideturtle()
-screen.bgcolor('black')
 
 
-i=0
-while i<200:
-    a.pencolor('pink')
-    a.penup()
-    a.goto(0,0)
-    a.forward(200)
-    a.pendown()
-    a.circle(100)
-    a.left(2)
-    i+=1
-
-turtle.done()
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            # 接收到退出事件后退出程序
+            exit()
+            if x == apple_x and y == apple_y:
+                num1 = random.randint(1,22)
+                num2 = random.randint(1,16)
+                apple_x = 30*num1-30
+                apple_y = 30*num2-30
+            else:
+                position.pop(0)
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+            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
+    screen.blit(right, (240, 120))
+    # 将贪吃蛇的身体画上去
+    screen.blit(body, (210, 120))
+    screen.blit(body, (180, 120))
+    screen.blit(body, (180, 90))
+    # 将果实画上去
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    pygame.display.update()
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