From 7814248a933c7723e9caa2d5c08810595758d092 Mon Sep 17 00:00:00 2001
From: Sourya Singh <shourya1419@gmail.com>
Date: Thu, 5 Mar 2026 00:13:58 +0530
Subject: [PATCH 1/2] Add regression test ensuring filter_tags does not return
 empty results

---
 skbase/tests/test_lookup.py | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/skbase/tests/test_lookup.py b/skbase/tests/test_lookup.py
index bb985b10..d5a1c722 100644
--- a/skbase/tests/test_lookup.py
+++ b/skbase/tests/test_lookup.py
@@ -33,3 +33,26 @@ def test_all_objects_returns_class_name_for_alias(tmp_path, monkeypatch):
 
     sys.modules.pop(f"{pkg_name}.module", None)
     sys.modules.pop(pkg_name, None)
+
+
+def test_all_objects_filter_tags_not_empty(tmp_path, monkeypatch):
+    from skbase.lookup import all_objects
+
+    root = tmp_path / "pkg"
+    root.mkdir()
+
+    (root / "__init__.py").write_text(
+        "from .module import MyObject\n__all__ = ['MyObject']\n"
+    )
+
+    (root / "module.py").write_text(
+        "from skbase.base import BaseObject\n"
+        "class MyObject(BaseObject):\n"
+        "    _tags = {'my_tag': True}\n"
+    )
+
+    monkeypatch.syspath_prepend(str(tmp_path))
+
+    objs = all_objects(package_name="pkg", filter_tags="my_tag")
+
+    assert len(objs) > 0

From 25d5fc8902c9ac326fdb6402ec0993b190addb47 Mon Sep 17 00:00:00 2001
From: Sourya Singh <shourya1419@gmail.com>
Date: Fri, 6 Mar 2026 03:16:26 +0530
Subject: [PATCH 2/2] fix:runtime code generation

---
 skbase/tests/test_lookup.py | 25 +++++++++----------------
 1 file changed, 9 insertions(+), 16 deletions(-)

diff --git a/skbase/tests/test_lookup.py b/skbase/tests/test_lookup.py
index d5a1c722..736835ce 100644
--- a/skbase/tests/test_lookup.py
+++ b/skbase/tests/test_lookup.py
@@ -35,24 +35,17 @@ def test_all_objects_returns_class_name_for_alias(tmp_path, monkeypatch):
     sys.modules.pop(pkg_name, None)
 
 
-def test_all_objects_filter_tags_not_empty(tmp_path, monkeypatch):
-    from skbase.lookup import all_objects
+def test_all_objects_filter_tags_not_empty():
+    from skbase.base import all_objects
 
-    root = tmp_path / "pkg"
-    root.mkdir()
+    objs = all_objects()
+    assert len(objs) > 0
 
-    (root / "__init__.py").write_text(
-        "from .module import MyObject\n__all__ = ['MyObject']\n"
-    )
+    first_obj = objs[0][1]
+    tags = first_obj.get_class_tags()
 
-    (root / "module.py").write_text(
-        "from skbase.base import BaseObject\n"
-        "class MyObject(BaseObject):\n"
-        "    _tags = {'my_tag': True}\n"
-    )
-
-    monkeypatch.syspath_prepend(str(tmp_path))
+    tag_name, tag_value = next(iter(tags.items()))
 
-    objs = all_objects(package_name="pkg", filter_tags="my_tag")
+    filtered = all_objects(filter_tags={tag_name: tag_value})
 
-    assert len(objs) > 0
+    assert len(filtered) > 0