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标题: Python的socket编程 [打印本页]
作者: 骑单车的小女孩    时间: 2016-12-30 00:43
标题: Python的socket编程
本帖最后由 骑单车的小女孩 于 2016-12-30 00:44 编辑

目前处在学习python的阶段，昨天看到了python的socket模块，分别实现TCP、UDP时间戳回显。
来源：http://www.open-open.com/code/view/1428648155843
  1. # tcpServer.py
  2. #!/usr/bin/python
  3. # -*- coding: utf-8 -*-

  5. from socket import *
  6. from time import ctime

  8. HOST = ''
  9. PORT = 21156
  10. BUFSIZE = 1024
  11. ADDR = (HOST,PORT)

  13. tcpServerSock = socket(AF_INET,SOCK_STREAM)
  14. tcpServerSock.bind(ADDR)
  15. tcpServerSock.listen(5)

  17. while True:
  18.         print 'waiting for connection...'
  19.         tcpClientSock ,addr = tcpServerSock.accept()
  20.         print '...connected from:',addr

  22.         while True:
  23.                 data=tcpClientSock.recv(BUFSIZE)
  24.                 if not data:
  25.                         break
  26.                 tcpClientSock.send('[%s] %s' % (ctime(),data))

  28.                 tcpClientSock.close()
  29. tcpServerSock.close
复制代码
  1. # tcpClient.py
  2. #!/usr/bin/python
  3. # -*- coding: utf-8 -*-

  5. from socket import *

  7. HOST = 'localhost'
  8. PORT = 21156
  9. BUFSIZE = 1024
  10. ADDR = (HOST,PORT)

  12. tcpClientSock = socket(AF_INET,SOCK_STREAM)
  13. tcpClientSock.connect(ADDR)

  15. while True:
  16.         data = raw_input('>')
  17.         if not data:
  18.                 break
  19.         tcpClientSock.send(data)
  20.         data = tcpClientSock.recv(BUFSIZE)
  21.         if not data:
  22.                 break
  23.         print data

  25. tcpClientSock.close()
复制代码
  1. #udpServer.py
  2. #!/usr/bin/python
  3. # -*- coding: utf-8 -*-

  5. from socket import *
  6. from time import ctime

  8. HOST = ''
  9. PORT = 21156
  10. BUFSIZE = 1024
  11. ADDR = (HOST,PORT)

  13. udpServerSock = socket(AF_INET,SOCK_DGRAM)
  14. udpServerSock.bind(ADDR)

  16. while True:
  17.         print 'waiting for message...'
  18.         data ,addr = udpServerSock.recvfrom(BUFSIZE)
  19.         udpServerSock.sendto('[%s] %s' % (ctime(),data), addr)
  20.         print '...received from and returned to:',addr

  22.                 tcpClientSock.close()
  23. tcpServerSock.close
  24. #udpClient.py
  25. #!/usr/bin/python
  26. # -*- coding: utf-8 -*-

  28. from socket import *
  29. # from time import ctime

  31. HOST = 'localhost'
  32. PORT = 21156
  33. BUFSIZE = 1024
  34. ADDR = (HOST,PORT)

  36. udpClientSock = socket(AF_INET,SOCK_DGRAM)

  38. while True:
  39.         data = raw_input('>')
  40.         if not data:
  41.                 break
  42.         udpClientSock.sendto(data,ADDR)
  43.         data,ADDR = udpClientSock.recvfrom(BUFSIZE)
  44.         if not data:
  45.                 break
  46.         print data

  48. udpClientSock.close()
复制代码



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