diff --git a/src/_pytest/fixtures.py b/src/_pytest/fixtures.py
index f8b1c19459f..37a6e43927a 100644
--- a/src/_pytest/fixtures.py
+++ b/src/_pytest/fixtures.py
@@ -405,8 +405,14 @@ def reorder_items_atscope(
             else:
                 slicing_argkey, _ = argkeys.popitem()
                 # deque because they'll just be ignored.
-                unique_matching_items = dict.fromkeys(scoped_items_by_argkey[slicing_argkey])
-                for i in reversed(unique_matching_items if sys.version_info.minor > 7 else list(unique_matching_items)):
+                unique_matching_items = dict.fromkeys(
+                    scoped_items_by_argkey[slicing_argkey]
+                )
+                for i in reversed(
+                    unique_matching_items
+                    if sys.version_info.minor > 7
+                    else list(unique_matching_items)
+                ):
                     if i not in items:
                         continue
                     fix_cache_order(i, argkeys_cache, items_by_argkey, ignore, scope)