diff --git a/my_limiter/algos/__init__.py b/my_limiter/algos/__init__.py
index 303f7a9..607d878 100644
--- a/my_limiter/algos/__init__.py
+++ b/my_limiter/algos/__init__.py
@@ -5,4 +5,8 @@ These are implementations of different (in-application) rate limiting algorithms
 because it might refer to IP address, a session ID, or perhaps an API key or token.
 """
 from .token_bucket import token_bucket_in_memory_lazy_refill, TooManyRequests
-from .leaky_bucket import leaking_bucket_dequeue, leaking_bucket_enqueue, RUN_LEAKING_BUCKET_TASKS_EVERY_X_SECONDS
+from .leaky_bucket import (
+    leaking_bucket_dequeue,
+    leaking_bucket_enqueue,
+    RUN_LEAKING_BUCKET_TASKS_EVERY_X_SECONDS,
+)