python udp time demo 

 1 import socket
 2 import time
 3 
 4 if __name__ == '__main__':
 5     mysocket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
 6     host_port = ("127.0.0.1", 9527)
 7     mysocket.bind(host_port)
 8     #input("wait for msg: ")
 9     while True:
10         print('waitting for request')
11         data, addr = mysocket.recvfrom(1024)
12         print("request type: {}, from: {}".format(data.decode(), addr))
13         response = ''
14         if data.decode() == 'time':
15             response = time.strftime("%H:%M:%S", time.localtime())
16         elif data.decode() == 'date':
17             response = time.strftime("%Y-%m-%d", time.localtime())
18         elif data.decode() == 'datetime':
19             response = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
20         elif data.decode() == 'quit':
21             response = "server quit"
22         else:
23             response = "invalid request"
24         mysocket.sendto(response.encode(), addr)
25         if data.decode() == 'quit':
26             exit(0)
 1 import socket
 2 
 3 def myinput():
 4      while True:
 5         myinput = input("input time or date: ")
 6         if not myinput:
 7             print("empty input")
 8             continue
 9         if myinput == 'time':
10             return 'time'
11         if myinput == 'date':
12             return 'date'
13         if myinput == 'datetime':
14             return 'datetime'
15         if myinput == 'quit':
16             return 'quit'
17         print('invalid input')
18 
19 if __name__=='__main__':
20     mysocket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
21     while True:
22         choice = myinput()
23         mysocket.sendto(choice.encode(), ('127.0.0.1', 9527))
24         data, addr = mysocket.recvfrom(1024)
25         print("data: {}, addr: {}".format(data.decode(), addr))
26         if choice == 'quit':
27             print('quit')
28             exit(0)
29

 

posted @ 2020-11-27 16:51  黑马网仔  阅读(101)  评论(0)    收藏  举报