def main(cls, RequestHandlerClass, port=80):
        """Start server with handler on given port.

        This static method provides an easy way to start, run, and exit
        a HttpServer instance. The server will be executed if possible,
        and the computer's web browser will be directed to the address."""
        try:
            server = cls(('', port), RequestHandlerClass)
            active = True
        except socket.error:
            active = False
        else:
            addr, port = server.socket.getsockname()
            print('Serving HTTP on', addr, 'port', port, '...')
        finally:
            port = '' if port == 80 else ':' + str(port)
            addr = 'http://localhost' + port + '/'
            webbrowser.open(addr)
        if active:
            try:
                server.serve_forever()
            except KeyboardInterrupt:
                print('Keyboard interrupt received: EXITING')
            finally:
                server.server_close()
Start server with handler on given port.

        This static method provides an easy way to start, run, and exit
        a HttpServer instance. The server will be executed if possible,
        and the computer's web browser will be directed to the address.
recipes/Python/577047_Bible_Verse_Quiz__servletpy/recipe-577047.py