python之socket运用之传输大文件详解编程语言

import subprocess 
import socket 
ip_bind = ("127.0.0.1",9000) 
client = socket.socket() 
client.connect(ip_bind) 
l1 = [] 
while True: 
    option = input("client:") 
    client.sendall(bytes(option,encoding="utf-8")) 
    server_data_size = client.recv(50) 
    print(server_data_size) 
    a = str(server_data_size,encoding="utf-8").strip() 
    print(a) 
    l1 = a.split(":") 
    print(l1) 
    if l1[0] == "server_data_size": 
        client_size_tmp = l1[1] 
        print(client_size_tmp) 
        client_size = int(client_size_tmp) 
        print(type(client_size)) 
    client.send(bytes("ok",encoding="utf-8")) 
    receive_size = 0 
    res = "" 
    while receive_size < client_size: 
        server_data = client.recv(100) 
        receive_size += len(server_data) 
        res += str(server_data) 
    else: 
        print(res) 
        print("-------reveive down---------") 

import subprocess 
import socket 
ip_bind = ("127.0.0.1",9000) 
server = socket.socket() 
server.bind(ip_bind) 
server.listen(1) 
print("server is waiting........") 
conn,add = server.accept() 
print("server is connected client") 
while True: 
    client_data = conn.recv(50) 
    a = subprocess.Popen(str(client_data,encoding="utf-8"),stdout=subprocess.PIPE) 
    b = a.stdout.read() 
    server_data_size = "server_data_size:" + str(len(b)) 
    conn.sendall(bytes(server_data_size,encoding="utf-8")) 
    client_ack = conn.recv(10) 
    if str(client_ack,encoding="utf-8") == "ok": 
        conn.sendall(b)