save project

1.py

+import turtle as a
+a.color('gold')
+a.begin_fill()
+for i in range(4):
+    a.circle(90,90)
+    a.right(180)
+a.end_fill()
+a.done()
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2.py

+import random
+brandlist = ['华为','苹果','诺基亚','OPPO','小米']
+name = random.choice(brandlist)
+print(name)
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3.py

+s = input()
+print(s[::-1],end = ' ')
+print(len(s))
\ No newline at end of file

snake.py

-import pygame#调出来这个模块
+import pygame
 from pygame import locals 
 
+pygame.init()
+screen = pygame.display.set_mode((660, 480))
+FPSCLOCK = pygame.time.Clock()
 
-pygame.init()# 初始化pygame，为使用pygame的硬件什么的做准备
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')     
+food = pygame.image.load('apple.png')      
+body = pygame.image.load('body.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
 
+x, y = 240, 120
+position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
-screen = pygame.display.set_mode((660,480))# 创建一个这个pygame的窗口
+setheading = "right"
+snake_head = right
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
+        elif event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading != "left":
+                setheading = 'right'
+                snake_head = right
+            if event.key == locals.K_LEFT and setheading != "right":
+                setheading = 'left'
+                snake_head = left
+            if event.key == locals.K_UP and setheading != "down":
+                setheading = 'up'
+                snake_head = up
+            if event.key == locals.K_DOWN and setheading != "up":
+                setheading = 'down'
+                snake_head = down
+
+    if setheading == "right":
+        x += 30
+    elif setheading == "left":
+        x -= 30
+    elif setheading == "up":
+        y -= 30
+    else:
+        y += 30
+
+    position.append((x, y))
+    position.pop(0)
+
+    screen.blit(background, (0, 0))
+    screen.blit(snake_head, position[-1])
+    for i in range(len(position)-1):
+        screen.blit(body, position[i])
+    screen.blit(food, (360, 300))
+    
+    pygame.display.update()
+    FPSCLOCK.tick(3)
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