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diy3.py

@@ -3,18 +3,14 @@ student2 = {'语文': 97, '数学': 98, '英语': 90}
 student3 = {'语文': 95, '数学': 100, '英语': 93}
 student3 = {'语文': 95, '数学': 100, '英语': 93}
 score = {'悟空': student1, '诺依': student2, '小贝': student3}    
 score = {'悟空': student1, '诺依': student2, '小贝': student3}    
 
 
-
-
+while True:
+    name = input("请输入学生姓名:")
+    if name in score:
+        for k, v in score[name].items():
+            print(k, v)
+        print("*" * 30)
+    else:
+        print("KEY ERROR ")
+        exit()
 
 
 # 查询并打印出输入的名字对应的所有科目的成绩
 # 查询并打印出输入的名字对应的所有科目的成绩
-while True :
-    name = input("名字：")
-    if name in score :
-        a = score[name]
-        print('*'*30)
-        print(a)
-        for k,v in score[name].items():
-            print(k,v)
-        break
-    else:
-        print('输入错误')
\ No newline at end of file

first_test.py

+import socket
+
+s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+host = "192.168.110.103"
+port = 8080
+
+ip = (host, port)
+
+s.bind(ip)
+s.listen(1)
+conn, addr = s.accept()
+
+while True:
+    conn, addr = s.accept()
+    # conn.send("ok.encode()")
+    while True:
+        data = conn.recv(1024)
+        print("收到来自",addr,"的连接")
+        print(data.decode())
+        if data.decode() == "close":
+            conn.close()
+            s.close()
+
+

lesson3-diy1.py

+import pygame
+from pygame import locals
+
+# 初始化pygame，为使用硬件做准备
+pygame.init()
+
+# 创建一个窗口
+screen = pygame.display.set_mode((660, 480))
+FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
+
+# 背景
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')      # 头 朝右
+food = pygame.image.load('apple.png')       # 食物 苹果
+body = pygame.image.load('body.png')        # 身体
+left = pygame.image.load('left.png')        # 头 朝左
+up = pygame.image.load('up.png')            # 头 朝上
+down = pygame.image.load('down.png')        # 头 朝下
+
+x, y = 240, 120
+position = [(180, 90), (180, 120), (210, 120), (x, y)]
+apple_x = 360   # 苹果横坐标
+apple_y = 300   # 苹果纵坐标
+
+setheading = "right"
+snake_head = right
+
+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 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
+
+    # 设置贪吃蛇的头部坐标
+    if setheading == "right":
+        x += 30
+    elif setheading == "left":
+        x -= 30
+    elif setheading == "up":
+        y -= 30
+    else:
+        y += 30
+    position.append((x, y))
+    # 贪吃蛇吃到了苹果
+    if x == apple_x and y == apple_y:
+        apple_x = random.randint(0, 660)
+        apple_y = random.randint(0, 480)
+        
+    position.pop(0)
+    # 将背景图画上去
+    screen.blit(background, (0, 0))
+    # 将贪吃蛇的头画上去
+    screen.blit(snake_head, position[-1])
+    # 将贪吃蛇的身体画上去
+    for i in range(len(position)-1):
+        screen.blit(body, position[i])
+
+    # 将果实画上去
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    pygame.display.update()
+    FPSCLOCK.tick(3)
\ No newline at end of file

second_test.py

+import socket
+
+s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+
+host = "192.168.110.103"
+port = 8080
+ip = (host, port)
+
+s.connect(ip)
+while True:
+    
+    message = input("你要发送的消息:")
+    s.send(message.encode())
+