for tag in item.tags.all():
if tag.name.startswith('old-post-id-'):
return 'http://www.0d.be/posts/%s' % tag.name.split('-')[-1]
for tag in item.tags.all():
if tag.name.startswith('old-post-id-'):
return 'http://www.0d.be/posts/%s' % tag.name.split('-')[-1]