logging: skipped listening tests because they're not working reliably.
diff --git a/Lib/test/test_logging.py b/Lib/test/test_logging.py
index 11c754a..1d3bd1a 100644
--- a/Lib/test/test_logging.py
+++ b/Lib/test/test_logging.py
@@ -1592,6 +1592,7 @@
             logging.config.stopListening()
             t.join(2.0)
 
+    @unittest.skip("See issue #7857")
     def test_listen_config_10_ok(self):
         with captured_stdout() as output:
             self.setup_via_listener(json.dumps(self.config10))
@@ -1611,6 +1612,7 @@
                 ('ERROR', '4'),
             ], stream=output)
 
+    @unittest.skip("See issue #7857")
     def test_listen_config_1_ok(self):
         with captured_stdout() as output:
             self.setup_via_listener(textwrap.dedent(ConfigFileTest.config1))