代码来源：http://blog.csdn.net/calling_wisdom/article/details/42524745
用pycharm测试时候发现，Client那边，A输入一行字，B不能马上收到。需要B先打东西，然后才能收到A的信息。与此同时，A才能收到。
跪求大神解答。好像是threading的问题，还是说pycharm的问题？
Server:
#!/usr/bin/python3
#coding=utf-8
from socket import *
from threading import Thread
HOST='localhost'
PORT=5550
BUFSIZE=1024
ADDR=(HOST,PORT)
Sock = socket(AF_INET,SOCK_STREAM)
Sock.bind(ADDR)
Sock.listen(5)
print("Server 127.0.0.1 listening...")
mydict=dict()
mylist=list()
##whatToSay send to all exceptNum
def tellOthers(mynum,whatToSay):
for c in mylist:
if c.fileno() != mynum:
try:
c.send(whatToSay.encode())
except:
pass
def subThreadIn(myconnection,connNumber):
nickname = myconnection.recv(BUFSIZE).decode()
mydict[myconnection.fileno()]=nickname
mylist.append(myconnection)
print('Connection',connNumber,'has nickname:',nickname)
while True:
try:
recveMsg=myconnection.recv(BUFSIZE).decode()
if not recveMsg:
pass
else:
print(mydict[connNumber],':',recveMsg)
tellOthers(connNumber,mydict[connNumber]+':'+recveMsg)
except(OSError,ConnectionResetError):
try:
mylist.remove(myconnection)
except:
pass
print(mydict[connNumber],'exit,',len(mylist),'person left')
tellOthers(connNumber,'[Remind:'+mydict[connNumber]+' has left the chatting room]')
myconnection.close()
return
while True:
connection,addr=Sock.accept()
print('Accept a new connection',ADDR,connection.fileno())
try:
buf = connection.recv(BUFSIZE).decode()
if buf == '1':
connection.send(b'Welcome to server!') ##Client端显示
mythread = Thread(target=subThreadIn,args=(connection,connection.fileno()))
mythread.setDaemon(True)
mythread.start()
else:
connection.send(b'please go out!')
connection.close()
except:
pass
##Client
from socket import *
from threading import Thread
HOST='localhost'
PORT=5550
BUFSIZE=1024
ADDR=(HOST,PORT)
Sock=socket(AF_INET,SOCK_STREAM)
Sock.connect(ADDR)
Sock.send(b'1')
print(Sock.recv(BUFSIZE).decode())
nickname=input("input your nickname:")
Sock.send(nickname.encode())
def sendThreadFunc():
while True:
try:
myword=input(">>>")
myword=myword.encode('utf-8')
print(Sock.recv(BUFSIZE).decode()) ##这里先后顺序并没有差别的。
Sock.send(myword)
except ConnectionAbortedError:
print('Warning! The connection is aborted!')
except ConnectionResetError:
print("Warning! The connection is reset!")
def recvThreadFunc():
while True:
try:
otherword=Sock.recv(BUFSIZE)
if otherword:
print(otherword.decode())
else:
pass
except ConnectionResetError:
print("Warning! The connection is reset!")
except ConnectionAbortedError:
print("Warning! The connection is aborted!")
send1=Thread(target=sendThreadFunc)
recv1=Thread(target=recvThreadFunc)
threads=[send1,recv1]
for t in threads:
t.setDaemon(True)
t.start()
t.join()
