# Authors: see git history # # Copyright (c) 2010 Authors # Licensed under the GNU GPL version 3.0 or later. See the file LICENSE for details. try: from functools import lru_cache except ImportError: from backports.functools_lru_cache import lru_cache # simplify use of lru_cache decorator def cache(*args, **kwargs): return lru_cache(maxsize=None)(*args, **kwargs)