@manager.command
def runserver(port=5000, bindhost='127.0.0.1'):
    class SilentWSGIRequestHandler(WSGIRequestHandler):
        def log_request(self, *args, **kwargs): pass
    run_simple(bindhost, port, app, request_handler=SilentWSGIRequestHandler,
               use_reloader=app.debug, use_debugger=app.debug)
start the development server
dataset/ETHPy150Open fusic-com/flask-todo/manage.py/runserver