Wow, the function naming alone is terrible. for i in range(len(path_parts) - 1, -1, -1): if not path_parts[i] in resource_types and path_parts[i] i

Wow, the function naming alone is terrible. for i in range(len(path_parts) - 1, -1, -1): if not path_parts[i] in resource_types and path_parts[i] in resource_tokens: return resource_tokens[path_parts[i]] This bit of iteration is painful to look at as well.