import gevent.monkey gevent.monkey.patch_all() import flasksite import gevent.pywsgi import gevent.wsgi import sys if len(sys.argv) == 2: port = int(sys.argv[1]) else: port = 5000 if port == 443: http = gevent.pywsgi.WSGIServer( listener=('', port), application=flasksite.site, keyfile='https\\flasksite.key', certfile='https\\flasksite.crt', ) else: http = gevent.pywsgi.WSGIServer( listener=('', port), application=flasksite.site, ) print('Starting server') http.serve_forever()