From af8d6086fcb1fff5b4d3f30bdb70a1a79d29809d Mon Sep 17 00:00:00 2001
From: Min RK <benjaminrk@gmail.com>
Date: Mon, 27 Aug 2018 16:18:53 +0200
Subject: [PATCH] disable quit button

quit button (new in recent notebook 5.x) shuts down the server, which we want to happen via the JupyterHub control panel
---
 jupyterhub/singleuser.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/jupyterhub/singleuser.py b/jupyterhub/singleuser.py
index 468c35da..9a108341 100755
--- a/jupyterhub/singleuser.py
+++ b/jupyterhub/singleuser.py
@@ -298,6 +298,7 @@ class SingleUserNotebookApp(NotebookApp):
     # disble some single-user configurables
     token = ''
     open_browser = False
+    quit_button = False
     trust_xheaders = True
     login_handler_class = JupyterHubLoginHandler
     logout_handler_class = JupyterHubLogoutHandler