day18-作业（网络编程）

day18-网络编程.PNG

Server.py文件

import os
import socket

server = socket.socket()
server.bind(('10.7.181.132', 8890))
server.listen(200)
print('开始监听......')
connect, address = server.accept()
while True:
    send_message = 'a.请求文字信息\nb.请求图片信息'
    connect.send(send_message.encode())
    answer1 = connect.recv(1024).decode(encoding='utf-8')
    if answer1 == 'a':
        print('您可以开始和客户端进行沟通了')
        while True:
            chat_client = connect.recv(1024).decode(encoding='utf-8')
            print(chat_client)
            message = input('服务端：').encode()
            connect.send(message)
            print('\r\n')
            if chat_client == 'bye' or chat_client == '再见':
                break
    elif answer1 == 'b':
        print('为客户提供图片信息')
        list1 = os.listdir('files')
        choices2 = str(list1)
        connect.send(choices2.encode())
        answer2 = connect.recv(2048).decode(encoding='utf-8')
        with open('files/' + answer2, 'rb') as f:
            connect.send(f.read())
    else:
        print('选项不正确，关闭...')
        connect.close()
        break

files文件夹供Server使用

files.PNG

Client.py文件

import socket
client = socket.socket()
client.connect(('10.7.181.132', 8890))
choices1 = client.recv(1024)
while True:
    print(choices1.decode(encoding='utf-8'))
    answer1 = input('请选择：')
    client.send(answer1.encode())

    if answer1 == 'a':
        print('现在您可以开始和服务器进行沟通了')
        while True:
            message = input('客户端：')
            client.send(message.encode())
            print('发送成功...')
            chat_server = client.recv(1024).decode(encoding='utf-8')
            print('服务端：', chat_server)
            print('\r\n')
            if message == 'bye' or message == '再见':
                break
    elif answer1 == 'b':
        list1 = eval(client.recv(2048).decode(encoding='utf-8'))
        while True:
            print(list1)
            answer2 = input('请输入你想要的图片的名字：')
            if answer2 in list1:
                client.send(answer2.encode())
                load_path = 'files2/' + answer2
                while True:
                    recv_photo = client.recv(1024)
                    # print(len(recv_photo))
                    with open(load_path, 'ab') as f:
                        f.write(recv_photo)
                    if len(recv_photo) < 1024:
                        print('图片下载完成')
                        break
                break
            else:
                print('输入错误，请重新选择')
    else:
        print('没有该选项，退出程序')
        client.close()
        break

files2文件夹供Client使用

files2.PNG