diff --git a/stubs/scales/formats_test.pyi b/stubs/scales/formats_test.pyi
new file mode 100644
--- /dev/null
+++ b/stubs/scales/formats_test.pyi
@@ -0,0 +1,24 @@
+# Stubs for scales.formats_test (Python 3)
+#
+# NOTE: This dynamically typed stub was automatically generated by stubgen.
+
+import unittest
+from typing import Any
+
+class Root:
+    def __init__(self) -> None: ...
+    def getChild(self, name: Any, collapsed: Any): ...
+
+class Child:
+    countStat: Any = ...
+    def __init__(self, name: Any, collapsed: Any) -> None: ...
+
+class StatsTest(unittest.TestCase):
+    def setUp(self) -> None: ...
+    def testJsonCollapse(self) -> None: ...
+
+class UnicodeFormatTest(unittest.TestCase):
+    UNICODE_VALUE: Any = ...
+    def testHtmlFormat(self) -> None: ...
+    def testJsonFormat(self) -> None: ...
+    def testJsonFormatBinaryGarbage(self) -> None: ...