gh-90765: configparser test: Catch deprecation warning (#91480)

diff --git a/Lib/test/test_configparser.py b/Lib/test/test_configparser.py
index efd98ffb67a546f8443b34602e79d6597b2129c3..59c4b275cb46d7c3b1cd3b31283e43303ecbe53b 100644 (file)
--- a/Lib/test/test_configparser.py
+++ b/Lib/test/test_configparser.py
@@ -1028,7 +1028,9 @@ class ConfigParserTestCaseNoInterpolation(BasicTestCase, unittest.TestCase):
 
 class ConfigParserTestCaseLegacyInterpolation(ConfigParserTestCase):
     config_class = configparser.ConfigParser
-    interpolation = configparser.LegacyInterpolation()
+    with warnings.catch_warnings():
+        warnings.simplefilter("ignore", DeprecationWarning)
+        interpolation = configparser.LegacyInterpolation()
 
     def test_set_malformatted_interpolation(self):
         cf = self.fromstring("[sect]\n"