formatting

src/simstadt/utils.py

@@ -37,13 +37,17 @@ def remove_random_id(text: str) -> str:
     return re.sub(r"^(20\d{6}_\d{4}_)?[a-z0-9]{4}_", "", text)
 
 
-def clean_old_workflows(folder: Path, pattern: str = "20*.flow", hours: int = 1) -> None:
+def clean_old_workflows(
+    folder: Path, pattern: str = "20*.flow", hours: int = 1
+) -> None:
     """Remove timestamped workflow folders older than `hours` from `folder`.
 
     Only deletes paths whose names match the random_id timestamp pattern.
     """
     # TODO: Should it be called before simulation too?
-    cutoff = (datetime.datetime.now() - datetime.timedelta(hours=hours)).strftime("%Y%m%d_%H%M_")
+    cutoff = (datetime.datetime.now() - datetime.timedelta(hours=hours)).strftime(
+        "%Y%m%d_%H%M_"
+    )
     for path in sorted(folder.glob(pattern)):
         if m := WORKFLOW_FOLDER_PATTERN.match(path.name):
             if m.group(1) < cutoff: