From f12e35fef902a0b725717e8a6bc7d9c977bcf7b3 Mon Sep 17 00:00:00 2001
From: Salvo 'LtWorf' Tomaselli <tiposchi@tiscali.it>
Date: Mon, 21 Mar 2016 14:40:23 +0100
Subject: [PATCH] Do not crash in case of connection failure

Return None to indicate a network failure.
---
 relational/maintenance.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/relational/maintenance.py b/relational/maintenance.py
index 6bfa0bf..d0bfafb 100644
--- a/relational/maintenance.py
+++ b/relational/maintenance.py
@@ -51,8 +51,11 @@ def check_latest_version():
     Heavely dependent on server and server configurations
     not granted to work forever.'''
     connection = http.client.HTTPConnection('feedback-ltworf.appspot.com')
-    connection.request("GET", "/version/relational")
-    r = connection.getresponse()
+    try:
+        connection.request("GET", "/version/relational")
+        r = connection.getresponse()
+    except:
+        return None
 
     # html
     s = r.read()