No they are saying it's more efficiently that lru_cache with a finite maxsize. Implementation-wise it's identical to using maxsize=None. See source: https://git

No they are saying it's more efficiently that lru_cache with a finite maxsize. Implementation-wise it's identical to using maxsize=None. See source: https://github.com/python/cpython/blob/3.9/Lib/functools.py#L652 https://github.com/python/cpython/blob/3.9/Lib/functools.py#...