From fa4f63424c173f0d39242b40dad944c616151cea Mon Sep 17 00:00:00 2001
From: Deimos <deimos@tildes.net>
Date: Mon, 1 Jul 2019 14:04:47 -0600
Subject: [PATCH] Fix error if tags omitted from new topic POST

---
 tildes/tildes/views/topic.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tildes/tildes/views/topic.py b/tildes/tildes/views/topic.py
index ab4f29b..a3e1ad4 100644
--- a/tildes/tildes/views/topic.py
+++ b/tildes/tildes/views/topic.py
@@ -43,7 +43,7 @@ DefaultSettings = namedtuple("DefaultSettings", ["order", "period"])
 
 @view_config(route_name="group_topics", request_method="POST", permission="post_topic")
 @use_kwargs(TopicSchema(only=("title", "markdown", "link")))
-@use_kwargs({"tags": String()})
+@use_kwargs({"tags": String(missing="")})
 def post_group_topics(
     request: Request, title: str, markdown: str, link: str, tags: str
 ) -> HTTPFound: