Socket: Client

#!/usr/bin/python3
#!coding: utf-8

import sys
import time
import socket
import subprocess


def main():
    
    while True:
    
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        try:
            s.connect(('localhost', 1337))
        except socket.error:
            time.sleep(3)
            continue
            
        while True:
            ret = s.recv(1024).decode('utf-8')
            print(ret)
            if ret == 'exit':
                break
            else:
                CMD = subprocess.Popen(ret, shell=True, stdout=subprocess.PIPE,
                    stderr=subprocess.PIPE, stdin=subprocess.PIPE)
                s.send(CMD.stdout.read())
                s.send(CMD.stderr.read())
            
        s.shutdown(socket.SHUT_RWDR)
        s.close()
        break
        
def main2():
    
    cmd = 'ipconfig'
    sp = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE,
        stdin=subprocess.PIPE)
    op1 = sp.stdout.read()
    op2 = sp.stderr.read()
    print(op1.decode('gbk'))
    print(op2)
    
    
if __name__ == '__main__':
    # main()
    main2()