Update app.py

app.py

@@ -7,7 +7,7 @@ from http.server import SimpleHTTPRequestHandler, ThreadingHTTPServer
 
 #subprocess.Popen(["gunicorn", "myapp:get_response", "--bind=0.0.0.0:7860"])
 #subprocess.Popen(["gunicorn", "myapp:get_wsgi_app", "--bind=0.0.0.0:7860"])
-subprocess.Popen("GUNICORN_CMD_ARGS='--timeout=500 --bind=0.0.0.0:7860' gunicorn 'quickstart_sst_demo:get_wsgi_app()'", shell=True)
+subprocess.run("GUNICORN_CMD_ARGS='--timeout=500 --bind=0.0.0.0:7860' gunicorn 'quickstart_sst_demo:get_wsgi_app()'", shell=True)
 
 class RequestHandler(SimpleHTTPRequestHandler):
     def do_GET(self):