使用socket+gevent实现协程并发

使用协程库来实现简单并发

"""
   协程实现并发.

"""
import gevent
from gevent import monkey
import socket

# just like of setBlocking(False)
monkey.patch_socket()  # 让内置socket封装为IO多路复用的 socket, 实现了accept不阻塞.

server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server.bind((socket.gethostbyname(socket.gethostname()), 4444))
server.listen(5)


def work(cnn):
    while True:
        data = cnn.recv(1024)
        if data:
            print(data)
        else:
            cnn.close()
            break


if __name__ == '__main__':
    while True:
        cnn, addr = server.accept()
        print("aasdas")
        gr = gevent.spawn(work, cnn)  # 创建多个协程来服务多client

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