def make_trail_tiddler(environ): trail_id=environ['wsgiorg.routing_args'][1]['trail_id'] trail_owner=environ['wsgiorg.routing_args'][1]['trail_owner'] tiddler = Tiddler(title=trail_id) tiddler.bag = 'trails-'+trail_owner tiddler.owner = trail_owner try: environ['tiddlyweb.store'].get(tiddler) return tiddler except NoTiddlerError: return None