diff --git a/unittests/test_tool.py b/unittests/test_tool.py
index 73b2e0cfd3834fa301b294e792411c3f92a49d0e..9fe127e15f088992e9eab80913d2e5574a4d1fdf 100755
--- a/unittests/test_tool.py
+++ b/unittests/test_tool.py
@@ -184,12 +184,15 @@ def test_crawler_update_list(crawler, ident):
     # If the following assertions fail, that is a hint, that the test file records.xml has changed
     # and this needs to be updated:
     assert len(ident.get_records()) == 18
-    assert len([r for r in ident.get_records()
-               if r.parents[0].name == "Person"]) == 5
-    assert len([r for r in ident.get_records()
-               if r.parents[0].name == "Measurement"]) == 11
-    assert len([r for r in ident.get_records()
-               if r.parents[0].name == "Project"]) == 2
+    assert len(
+        [r for r in ident.get_records() if r.parents[0].name == "Person"]
+    ) == 5
+    assert len(
+        [r for r in ident.get_records() if r.parents[0].name == "Measurement"]
+    ) == 11
+    assert len(
+        [r for r in ident.get_records() if r.parents[0].name == "Project"]
+    ) == 2
 
     # The crawler contains lots of duplicates, because identifiables have not been resolved yet:
     assert len(ident.get_records()) != len(crawler.updateList)