Don't need to parse the date, it's already a datetime

Signed-off-by: Maxime Petazzoni <maxime.petazzoni@bulix.org>

www/maposmatic/context_processors.py

@@ -52,11 +52,12 @@ def get_osm_database_last_update():
         cursor.execute("""select last_update from maposmatic_admin""")
         last_update = cursor.fetchone()
         if last_update is not None and len(last_update) == 1:
-            return datetime.datetime.strptime(last_update[0], '%Y-%m-%d %H:%M:%S')
+            return last_update[0]
     except:
         pass
+    finally:
+        cursor.close()
 
-    cursor.close()
     return None
 
 def all(request):

www/templates/maposmatic/base.html

@@ -105,7 +105,7 @@
         <div id="bosmtimestamp">
           <h3>{% trans "OSM database status" %}</h3>
           {% if osm_date %}
-          <p>{% blocktrans with osm_date|timesince:utc_now as date %}Database is online, <span title="{{ osm_date|date:"r" }}">last update {{ date }} ago</span>.{% endblocktrans %}</p>
+          <p>{% blocktrans with osm_date|timesince:utc_now as date %}Database is online, <span title="{{ osm_date }}">last update {{ date }} ago</span>.{% endblocktrans %}</p>
           {% else %}
           <p class="error">{% blocktrans %}Could not connect to OSM database!{% endblocktrans %}</p>
           {% endif %}