--- a/libervia/backend/tools/common/async_utils.py	Tue Jun 18 12:06:45 2024 +0200
+++ b/libervia/backend/tools/common/async_utils.py	Wed Jun 19 18:44:57 2024 +0200
@@ -30,12 +30,14 @@
 def async_lru(maxsize: Optional[int] = 50) -> Callable:
     """Decorator to cache async function results using LRU algorithm
 
-        @param maxsize: maximum number of items to keep in cache.
-            None to have no limit
+    @param maxsize: maximum number of items to keep in cache.
+        None to have no limit
 
     """
+
     def decorator(func: Callable) -> Callable:
         cache = OrderedDict()
+
         async def wrapper(*args) -> Awaitable:
             if args in cache:
                 log.debug(f"using result in cache for {args}")
@@ -49,5 +51,7 @@
                 value = cache.popitem(False)
                 log.debug(f"Removing LRU value: {value}")
             return result
+
         return wrapper
+
     return decorator