From 5cf4943f69c294cfaa1e9a7f9c858a2f09353751 Mon Sep 17 00:00:00 2001
From: Dave Gallant <davegallant@gmail.com>
Date: Sat, 25 Feb 2023 10:38:05 -0500
Subject: [PATCH] Add warning when APPRISE_URL is not set.

---
 rfd_notify/notifications.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/rfd_notify/notifications.py b/rfd_notify/notifications.py
index ca1c4ed..c7fd3e1 100644
--- a/rfd_notify/notifications.py
+++ b/rfd_notify/notifications.py
@@ -11,6 +11,10 @@ from constants import API_BASE_URL
 def send_notification(
     topic: Topic, posts: List[Post], expression: str, servers: str
 ) -> None:
+    if servers is None:
+        logger.warning("APPRISE_URL is not set. Will not send notifcation")
+        return
+
     apobj = apprise.Apprise()
     apobj.add(servers)