twisted process fork

gistfile1.py

  @classmethod
  def start(cls, port=8080, extra_workers=0):
    reactor.listenTCP(port, server.Site(cls()))
    for i in range(extra_workers):
        pid = os.fork()
        if pid == 0:
            # Proceed immediately onward in the children.
            # The parent will continue the for loop.
            break
        else:
            print 'Spawned child:', pid
    else:
        print 'Parent', os.getpid()
    reactor.run()