bpo-40275: Avoid importing logging in test.support (GH-19601)
Import logging lazily in assertLogs() in unittest.
Move TestHandler from test.support to logging_helper.
diff --git a/Lib/test/test_logging.py b/Lib/test/test_logging.py
index 241ed2c..e1d0eb8 100644
--- a/Lib/test/test_logging.py
+++ b/Lib/test/test_logging.py
@@ -44,6 +44,7 @@
from test.support.script_helper import assert_python_ok, assert_python_failure
from test import support
from test.support import socket_helper
+from test.support.logging_helper import TestHandler
import textwrap
import threading
import time
@@ -3524,7 +3525,7 @@
@unittest.skipUnless(hasattr(logging.handlers, 'QueueListener'),
'logging.handlers.QueueListener required for this test')
def test_queue_listener(self):
- handler = support.TestHandler(support.Matcher())
+ handler = TestHandler(support.Matcher())
listener = logging.handlers.QueueListener(self.queue, handler)
listener.start()
try:
@@ -3540,7 +3541,7 @@
# Now test with respect_handler_level set
- handler = support.TestHandler(support.Matcher())
+ handler = TestHandler(support.Matcher())
handler.setLevel(logging.CRITICAL)
listener = logging.handlers.QueueListener(self.queue, handler,
respect_handler_level=True)