From 9aa3de066492c0224307bb2084cc47d029e5d329 Mon Sep 17 00:00:00 2001
From: Tim Abbott <tabbott@zulip.com>
Date: Thu, 13 Mar 2014 14:23:45 -0400
Subject: [PATCH] Fix GitHub tracebacks from issue['pull_request'] not
 existing.

(imported from commit f124a8e30e25d9321e9abe2fe04a5bd35ce24445)
---
 zerver/views/webhooks.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/zerver/views/webhooks.py b/zerver/views/webhooks.py
index cf9837563d..981cf252cc 100644
--- a/zerver/views/webhooks.py
+++ b/zerver/views/webhooks.py
@@ -93,7 +93,7 @@ def api_github_v2(user_profile, event, payload, branches, default_stream, commit
     elif event == 'issue_comment':
         # Comments on both issues and pull requests come in as issue_comment events
         issue = payload['issue']
-        if issue['pull_request']['diff_url'] is None:
+        if 'pull_request' not in issue or issue['pull_request']['diff_url'] is None:
             # It's an issues comment
             target_stream = issue_stream
             noun = 'issue'