diff --git a/litellm/router.py b/litellm/router.py
index 5f23199411f..862d4210068 100644
--- a/litellm/router.py
+++ b/litellm/router.py
@@ -166,7 +166,11 @@ from litellm.types.utils import (
 )
 from litellm.types.utils import ModelInfo
 from litellm.types.utils import ModelInfo as ModelMapInfo
-from litellm.types.utils import ModelResponseStream, StandardLoggingPayload, Usage
+from litellm.types.utils import (
+    ModelResponseStream,
+    StandardLoggingPayload,
+    Usage,
+)
 from litellm.utils import (
     CustomStreamWrapper,
     EmbeddingResponse,