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