From f7ec66362e487565b74e65a8025e5f4b714d9ea2 Mon Sep 17 00:00:00 2001
From: Tyler Goodlet <jgbt@protonmail.com>
Date: Wed, 26 Oct 2022 00:55:26 -0400
Subject: [PATCH] Only get dbus user on sudo-user-present

---
 piker/ui/_notify.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/piker/ui/_notify.py b/piker/ui/_notify.py
index c3da8d4b..c4804663 100644
--- a/piker/ui/_notify.py
+++ b/piker/ui/_notify.py
@@ -58,8 +58,11 @@ async def notify_from_ems_status_msg(
 
     if is_subproc:
         global _dbus_uid
-        if not _dbus_uid:
-            su = os.environ['SUDO_USER']
+        su = os.environ.get('SUDO_USER')
+        if (
+            not _dbus_uid
+            and su
+        ):
 
             # TODO: use `trio` but we need to use nursery.start()
             # to use pipes?