From ae887a097016566185efff5b86f42726796e39a2 Mon Sep 17 00:00:00 2001
From: Simon Li <orpheus+devel@gmail.com>
Date: Thu, 24 Oct 2024 23:59:03 +0100
Subject: [PATCH] unix_socket: allow_none (needed for traitlets 5.1.0)

---
 jupyter_server_proxy/config.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/jupyter_server_proxy/config.py b/jupyter_server_proxy/config.py
index a3bb8d27..6d471d5d 100644
--- a/jupyter_server_proxy/config.py
+++ b/jupyter_server_proxy/config.py
@@ -131,6 +131,7 @@ class ServerProcess(Configurable):
     unix_socket = Union(
         [Bool(False), Unicode()],
         default_value=None,
+        allow_none=True,
         help="""
         If set, the service will listen on a Unix socket instead of a TCP port.
         Set to True to use a socket in a new temporary folder, or a string