diff --git a/synapse/util/caches/descriptors.py b/synapse/util/caches/descriptors.py
index a924140cdf..4e84379914 100644
--- a/synapse/util/caches/descriptors.py
+++ b/synapse/util/caches/descriptors.py
@@ -122,7 +122,8 @@ class _LruCachedFunction(Generic[F]):
def lru_cache(
- max_entries: int = 1000, cache_context: bool = False,
+ max_entries: int = 1000,
+ cache_context: bool = False,
) -> Callable[[F], _LruCachedFunction[F]]:
"""A method decorator that applies a memoizing cache around the function.
@@ -156,7 +157,9 @@ def lru_cache(
def func(orig: F) -> _LruCachedFunction[F]:
desc = LruCacheDescriptor(
- orig, max_entries=max_entries, cache_context=cache_context,
+ orig,
+ max_entries=max_entries,
+ cache_context=cache_context,
)
return cast(_LruCachedFunction[F], desc)
@@ -170,14 +173,18 @@ class LruCacheDescriptor(_CacheDescriptorBase):
sentinel = object()
def __init__(
- self, orig, max_entries: int = 1000, cache_context: bool = False,
+ self,
+ orig,
+ max_entries: int = 1000,
+ cache_context: bool = False,
):
super().__init__(orig, num_args=None, cache_context=cache_context)
self.max_entries = max_entries
def __get__(self, obj, owner):
cache = LruCache(
- cache_name=self.orig.__name__, max_size=self.max_entries,
+ cache_name=self.orig.__name__,
+ max_size=self.max_entries,
) # type: LruCache[CacheKey, Any]
get_cache_key = self.cache_key_builder
@@ -212,7 +219,7 @@ class LruCacheDescriptor(_CacheDescriptorBase):
class DeferredCacheDescriptor(_CacheDescriptorBase):
- """ A method decorator that applies a memoizing cache around the function.
+ """A method decorator that applies a memoizing cache around the function.
This caches deferreds, rather than the results themselves. Deferreds that
fail are removed from the cache.
|
