doc/core/howto/listings/sendmsg/send_replacement.py

   1 # Copyright (c) Twisted Matrix Laboratories.
   2 # See LICENSE for details.
   3
   4 """
   5 Demonstration of sending bytes over a TCP connection using sendmsg.
   6 """
   7
   8 from socket import socketpair
   9
  10 from twisted.python.sendmsg import send1msg, recv1msg
  11
  12 def main():
  13     foo, bar = socketpair()
  14     sent = send1msg(foo.fileno(), "Hello, world")
  15     print "Sent", sent, "bytes"
  16     (received, flags, ancillary) = recv1msg(bar.fileno(), 1024)
  17     print "Received", repr(received)
  18     print "Extra stuff, boring in this case", flags, ancillary
  19
  20 if __name__ == '__main__':
  21     main()