diff --git a/src/light9/midifade/eventqueue.py b/src/light9/midifade/eventqueue.py
--- a/src/light9/midifade/eventqueue.py
+++ b/src/light9/midifade/eventqueue.py
@@ -1,16 +1,18 @@
 import asyncio
-from dataclasses import dataclass
 import logging
 import traceback
+from dataclasses import dataclass
 
 log = logging.getLogger()
 
+
 @dataclass
 class Event:
     dev: str
     type: str
     control: int
     value: int
+
     def __repr__(self):
         return f"<Event {self.dev}/{self.type}/{self.control}->{self.value}>"
 
diff --git a/src/light9/midifade/midifade.py b/src/light9/midifade/midifade.py
--- a/src/light9/midifade/midifade.py
+++ b/src/light9/midifade/midifade.py
@@ -5,8 +5,8 @@ Device troubleshooting:
     amidi -l
 """
 import asyncio
+import logging
 from functools import partial
-import logging
 
 import mido
 from light9 import networking
diff --git a/src/light9/midifade/writeback.py b/src/light9/midifade/writeback.py
--- a/src/light9/midifade/writeback.py
+++ b/src/light9/midifade/writeback.py
@@ -4,11 +4,11 @@ from dataclasses import dataclass
 from typing import cast
 
 import mido
+from debouncer import DebounceOptions, debounce
 from light9.midifade.pages import Pages
 from light9.namespaces import L9
 from rdfdb.syncedgraph.syncedgraph import SyncedGraph
 from rdflib import Literal
-from debouncer import DebounceOptions, debounce
 
 log = logging.getLogger()