don't create pages with empty titles

combo_plugin_gnm/management/commands/gnm_create_places.py

@@ -58,6 +58,8 @@ class Command(BaseCommand):
                             '{{ properties.nom }}')
                     ctx = Context({'properties': feature['properties']})
                     page.title = Template(page_title_template).render(ctx)
+                    if not page.title:
+                        continue
                     page.parent = Page.objects.get(slug=layer.slug)
                     page.template_name = 'place'
                     page.save()