Oops I lied.

Author: ZeroIntensity

Lib/test/test_sys.py

@@ -1347,6 +1347,7 @@ def test_disable_gil_abi(self):
 
 
 @test.support.cpython_only
+@force_not_colorized
 class UnraisableHookTest(unittest.TestCase):
     def test_original_unraisablehook(self):
         _testcapi = import_helper.import_module('_testcapi')