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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def run(self, port):
 # pragma: no coverage """ Run on given port. Parse standard options and start the http server. """

        tornado.options.parse_command_line()
        http_server = tornado.httpserver.HTTPServer(self)
        http_server.listen(port)
        tornado.ioloop.IOLoop.instance().start()