多线程并发的socket服务端
#_*_coding:utf-8_*_
#!/usr/bin/env python
import multiprocessing
import threading
import socket
s=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s.bind(('127.0.0.1',8080))
s.listen(5)
def action(conn):
while True:
data=conn.recv(1024)
print(data)
conn.send(data.upper())
if __name__ == '__main__':
while True:
conn,addr=s.accept()
p=threading.Thread(target=action,args=(conn,))
p.start()
客户端
#_*_coding:utf-8_*_
#!/usr/bin/env python
import socket
s=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
s.connect(('127.0.0.1',8080))
while True:
msg=input('>>: ').strip()
if not msg:continue
s.send(msg.encode('utf-8'))
data=s.recv(1024)
print(data)
三个任务,一个接收用户输入,一个将用户输入的内容格式化成大写,一个将格式化后的结果存入文件
Copyfrom threading import Thread
msg_l=[]
format_l=[]
def talk():
while True:
msg=input('>>: ').strip()
if not msg:continue
msg_l.append(msg)
def format_msg():
while True:
if msg_l:
res=msg_l.pop()
format_l.append(res.upper())
def save():
while True:
if format_l:
with open('db.txt','a',encoding='utf-8') as f:
res=format_l.pop()
f.write('%s\n' %res)
if __name__ == '__main__':
t1=Thread(target=talk)
t2=Thread(target=format_msg)
t3=Thread(target=save)
t1.start()
t2.start()
t3.start()