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-rwxr-xr-xLib/lib2to3/tests/test_pytree.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/Lib/lib2to3/tests/test_pytree.py b/Lib/lib2to3/tests/test_pytree.py
index a162aae..870970c 100755
--- a/Lib/lib2to3/tests/test_pytree.py
+++ b/Lib/lib2to3/tests/test_pytree.py
@@ -31,6 +31,7 @@ class TestNodes(support.TestCase):
def test_deprecated_prefix_methods(self):
l = pytree.Leaf(100, "foo")
with warnings.catch_warnings(record=True) as w:
+ warnings.simplefilter("always", DeprecationWarning)
self.assertEqual(l.get_prefix(), "")
l.set_prefix("hi")
self.assertEqual(l.prefix, "hi")