diff --git a/ki/actions/seed.py b/ki/actions/seed.py
index 5c728be..c139613 100644
--- a/ki/actions/seed.py
+++ b/ki/actions/seed.py
@@ -1,5 +1,4 @@
 # SPDX-FileCopyrightText: WTF Kooperative eG <https://wtf-eg.de/>
-#
 # SPDX-License-Identifier: AGPL-3.0-or-later
 
 import csv
@@ -147,13 +146,13 @@ def seed(dev: bool):
                   freetext="1001010010111!!!",
                   skills=[(1, 5)],
                   address=("Friedrich Witzig", "", "", "", "", "", ""))
-        #all_skills = [(skill.id, 3) for skill in Skill.query.all()] # query causes problems
-        #seed_user("jutta", languages=[("fr", 5)], skills=all_skills)
+        # all_skills = [(skill.id, 3) for skill in Skill.query.all()] # query causes problems
+        # seed_user("jutta", languages=[("fr", 5)], skills=all_skills)
 
         seed_user("giesela", skills=[(9, 3), (10, 5)])
         seed_user("bertha", visible=False, skills=[(11, 3), (10, 5)])
         seed_user("monique", languages=[("fr", 4)])
     print("seeding done")
     with app.app_context():
-        db.session.commit() # also problematic
+        db.session.commit()  # also problematic
     print("commit done")
diff --git a/ki/test/ApiTest.py b/ki/test/ApiTest.py
index f82611c..98d7a18 100644
--- a/ki/test/ApiTest.py
+++ b/ki/test/ApiTest.py
@@ -1,5 +1,4 @@
 #  SPDX-FileCopyrightText: WTF Kooperative eG <https://wtf-eg.de/>
-# 
 #  SPDX-License-Identifier: AGPL-3.0-or-later
 
 from alembic import command
@@ -39,8 +38,8 @@ class ApiTest(unittest.TestCase):
             # print(statement)
             # max_skill = db.session.Skill().order_by(Skill.id.desc()).first()
             # max_skill = Skill.query.order_by(Skill.id.desc()).first() #  TODO: problematic
-            with db.session.no_autoflush: #  only works on first test run
-                max_skill = db.session.query(Skill).order_by(Skill.id.desc()).first() #  TODO: also problematic,
+            with db.session.no_autoflush:  #  only works on first test run
+                max_skill = db.session.query(Skill).order_by(Skill.id.desc()).first()  #  TODO: also problematic,
             # skills = db.session.execute(db.select(Skill)).scalars()
             # print(max_skill)
             # max_skill = db.session.execute(db.select(Skill)
diff --git a/ki/test/test_contacttypes_endpoint.py b/ki/test/test_contacttypes_endpoint.py
index 28d3500..e55977b 100644
--- a/ki/test/test_contacttypes_endpoint.py
+++ b/ki/test/test_contacttypes_endpoint.py
@@ -1,5 +1,4 @@
 # SPDX-FileCopyrightText: WTF Kooperative eG <https://wtf-eg.de/>
-#
 # SPDX-License-Identifier: AGPL-3.0-or-later
 
 import unittest
@@ -10,7 +9,7 @@ from ki.test.ApiTest import ApiTest
 class TestContactTypesEndpoint(ApiTest):
     def test_skills_options(self):
         print("test_skills_options")
-        #with app.app_context():
+        # with app.app_context():
         response = self.client.options("/contacttypes")
         self.assertEqual(response.status_code, 200)
         self.assertIn("Access-Control-Allow-Origin", response.headers)