diff --git a/.github/workflows/codeball.yml b/.github/workflows/codeball.yml
deleted file mode 100644
index ea0bf4a8..00000000
--- a/.github/workflows/codeball.yml
+++ /dev/null
@@ -1,12 +0,0 @@
-name: Codeball
-on: [pull_request]
-
-jobs:
-  codeball_job:
-    runs-on: ubuntu-latest
-    name: Codeball
-    steps:
-      # Run Codeball on all new Pull Requests 🚀
-      # For customizations and more documentation, see https://github.com/sturdy-dev/codeball-action
-      - name: Codeball
-        uses: sturdy-dev/codeball-action@v2
diff --git a/tests/test_factories.py b/tests/test_factories.py
index 05cac7a7..d0410f93 100644
--- a/tests/test_factories.py
+++ b/tests/test_factories.py
@@ -8,17 +8,17 @@
 
 def test_num_int() -> None:
     assert factories.num("1") == 1
-    assert type(factories.num("1")) is int
+    assert isinstance(factories.num("1"), int)
 
 
 def test_num_intf() -> None:
     assert factories.num("1.0") == 1
-    assert type(factories.num("1.0")) is int
+    assert isinstance(factories.num("1.0"), int)
 
 
 def test_num_float() -> None:
     assert factories.num("1.1") == 1.1
-    assert type(factories.num("1.1")) is float
+    assert isinstance(factories.num("1.1"), float)
 
 
 def test_orient_true() -> None: