def get_names(): """Extracts all names from references in ``hreferences`` and adds 404 responses for invalid references to ``multistatus``. If the whole collections is referenced ``collection_requested`` gets set to ``True``.""" nonlocal collection_requested for hreference in hreferences: try: name = pathutils.name_from_path(hreference, collection) except ValueError as e: logger.warning("Skipping invalid path %r in REPORT request" " on %r: %s", hreference, path, e) response = xml_item_response(base_prefix, hreference, found_item=False) multistatus.append(response) continue if name: # Reference is an item yield name else: # Reference is a collection collection_requested = True