acme.helpers.ACMELRUCache.ACMELRUCache

class documentation

class ACMELRUCache(cachetools.LRUCache):

An improved version of the LRUCache from cachetools with an eviction callback.

Method	`__init__`	Initialize the LRUCache.
Method	`popitem`	Pop an item from the cache and call the (optional) eviction callback.
Instance Variable	`_evict`	The eviction callback function.

def __init__(self, maxsize: int, getsizeof: Callable = None, evict: Callable = None): ¶

Initialize the LRUCache.

Parameters
maxsize:`int`	The maximum size of the cache.
getsizeof:`Callable`	Optional function to determine the size of an item.
evict:`Callable`	Optional callback function that is called when an item is evicted.

def popitem(self) -> tuple[object, object]: ¶

Pop an item from the cache and call the (optional) eviction callback.

Returns
`tuple[object, object]`	A tuple with the key and the value of the evicted item.

_evict: Callable | None = ¶

The eviction callback function.