Merge pull request #460 from pikers/fnf_notify-send

Fix crash on notification daemon not found

piker/ui/_notify.py

@@ -83,6 +83,7 @@ async def notify_from_ems_status_msg(
                 f'unix:path=/run/user/{_dbus_uid}/bus'
             )
 
+    try:
         result = await trio.run_process(
             [
                 'notify-send',
@@ -99,6 +100,9 @@ async def notify_from_ems_status_msg(
             check=False,
         )
         if result.returncode != 0:
-        log.warn(f'No notification daemon installed stderr: {result.stderr}')
+            log.warn(f'Notification daemon crashed stderr: {result.stderr}')
 
         log.runtime(result)
+
+    except FileNotFoundError:
+        log.warn('Tried to send a notification but \'notify-send\' not present')