diff --git a/app/api/schemas_in.py b/app/api/schemas_in.py
index bc521b313..109ed3f07 100644
--- a/app/api/schemas_in.py
+++ b/app/api/schemas_in.py
@@ -101,10 +101,12 @@ class CreateFromHashBody(BaseModel):
             return []
         if isinstance(v, list):
             out = [str(t).strip().lower() for t in v if str(t).strip()]
-            seen = set(); dedup = []
+            seen = set()
+            dedup = []
             for t in out:
                 if t not in seen:
-                    seen.add(t); dedup.append(t)
+                    seen.add(t)
+                    dedup.append(t)
             return dedup
         if isinstance(v, str):
             return [t.strip().lower() for t in v.split(",") if t.strip()]
diff --git a/app/assets_scanner.py b/app/assets_scanner.py
index 6cca5b165..738b4e781 100644
--- a/app/assets_scanner.py
+++ b/app/assets_scanner.py
@@ -239,7 +239,8 @@ async def _run_hash_verify_pipeline(root: schemas_in.RootType, prog: ScanProgres
         for lst in (verify_ids, unhashed_ids):
             for sid in lst:
                 if sid not in seen:
-                    seen.add(sid); ordered.append(sid)
+                    seen.add(sid)
+                    ordered.append(sid)
 
         prog.discovered = len(ordered)
 
@@ -382,7 +383,9 @@ def _start_state_workers(root: schemas_in.RootType, prog: ScanProgress, state: S
     asyncio.create_task(_close_when_ready())
 
 
-async def _await_state_workers_then_finish(root: schemas_in.RootType, prog: ScanProgress, state: SlowQueueState) -> None:
+async def _await_state_workers_then_finish(
+    root: schemas_in.RootType, prog: ScanProgress, state: SlowQueueState
+) -> None:
     if state.workers:
         await asyncio.gather(*state.workers, return_exceptions=True)
     await _reconcile_missing_tags_for_root(root, prog)
diff --git a/tests-assets/test_metadata_filters.py b/tests-assets/test_metadata_filters.py
index 360a24527..4c4c8f946 100644
--- a/tests-assets/test_metadata_filters.py
+++ b/tests-assets/test_metadata_filters.py
@@ -5,7 +5,9 @@ import pytest
 
 
 @pytest.mark.asyncio
-async def test_meta_and_across_keys_and_types(http: aiohttp.ClientSession, api_base: str, asset_factory, make_asset_bytes):
+async def test_meta_and_across_keys_and_types(
+    http: aiohttp.ClientSession, api_base: str, asset_factory, make_asset_bytes
+):
     name = "mf_and_mix.safetensors"
     tags = ["models", "checkpoints", "unit-tests", "mf-and"]
     meta = {"purpose": "mix", "epoch": 1, "active": True, "score": 1.23}
@@ -126,7 +128,9 @@ async def test_meta_any_of_list_of_scalars(http, api_base, asset_factory, make_a
 
 
 @pytest.mark.asyncio
-async def test_meta_none_semantics_missing_or_null_and_any_of_with_none(http, api_base, asset_factory, make_asset_bytes):
+async def test_meta_none_semantics_missing_or_null_and_any_of_with_none(
+    http, api_base, asset_factory, make_asset_bytes
+):
     # a1: key missing; a2: explicit null; a3: concrete value
     t = ["models", "checkpoints", "unit-tests", "mf-none"]
     a1 = await asset_factory("mf_none_missing.safetensors", t, {"x": 1}, make_asset_bytes("a1"))
@@ -362,7 +366,11 @@ async def test_meta_sort_and_paging_under_filter(http, api_base, asset_factory,
     await asset_factory(n3, t, {"group": "g"}, make_asset_bytes(n3, 3072))
 
     # Sort by size ascending with paging
-    q = {"include_tags": "unit-tests,mf-sort", "metadata_filter": json.dumps({"group": "g"}), "sort": "size", "order": "asc", "limit": "2"}
+    q = {
+        "include_tags": "unit-tests,mf-sort",
+        "metadata_filter": json.dumps({"group": "g"}),
+        "sort": "size", "order": "asc", "limit": "2",
+    }
     async with http.get(api_base + "/api/assets", params=q) as r1:
         b1 = await r1.json()
         assert r1.status == 200
diff --git a/tests-assets/test_scans.py b/tests-assets/test_scans.py
index 7774569ca..2058685dd 100644
--- a/tests-assets/test_scans.py
+++ b/tests-assets/test_scans.py
@@ -259,9 +259,11 @@ async def test_delete_one_assetinfo_of_missing_asset_keeps_identity(
 
     # Both infos should be marked missing
     async with http.get(f"{api_base}/api/assets/{a1['id']}") as g1:
-        d1 = await g1.json(); assert "missing" in set(d1.get("tags", []))
+        d1 = await g1.json()
+        assert "missing" in set(d1.get("tags", []))
     async with http.get(f"{api_base}/api/assets/{a2['id']}") as g2:
-        d2 = await g2.json(); assert "missing" in set(d2.get("tags", []))
+        d2 = await g2.json()
+        assert "missing" in set(d2.get("tags", []))
 
     # Delete one info
     async with http.delete(f"{api_base}/api/assets/{a1['id']}") as rd: