diff options
Diffstat (limited to 'synapse/util/caches')
| -rw-r--r-- | synapse/util/caches/lrucache.py | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/synapse/util/caches/lrucache.py b/synapse/util/caches/lrucache.py index 1a2c2d4c0b..4e95dd9bf3 100644 --- a/synapse/util/caches/lrucache.py +++ b/synapse/util/caches/lrucache.py @@ -34,11 +34,16 @@ from synapse.config import cache as cache_config from synapse.util.caches import CacheMetric, register_cache from synapse.util.caches.treecache import TreeCache -T = TypeVar("T") +# Function type: the type used for invalidation callbacks FT = TypeVar("FT", bound=Callable[..., Any]) + +# Key and Value type for the cache KT = TypeVar("KT") VT = TypeVar("VT") +# a general type var, distinct from either KT or VT +T = TypeVar("T") + def enumerate_leaves(node, depth): if depth == 0: @@ -227,7 +232,7 @@ class LruCache(Generic[KT, VT]): @synchronized def cache_get( key: KT, - default=None, + default: Optional[T] = None, callbacks: Iterable[Callable[[], None]] = [], update_metrics: bool = True, ): @@ -291,7 +296,7 @@ class LruCache(Generic[KT, VT]): ... @synchronized - def cache_pop(key: KT, default=None): + def cache_pop(key: KT, default: Optional[T] = None): node = cache.get(key, None) if node: delete_node(node) |