gh-89392: Remove test_main() in test_netrc (GH-108860)

diff --git a/Lib/test/test_netrc.py b/Lib/test/test_netrc.py
index b38cb327f68eccfbf5cfd57d9ecc30170debae7b..81e11a293cc4c8beb04b8ef53a8734a5a6c2f0bd 100644 (file)
--- a/Lib/test/test_netrc.py
+++ b/Lib/test/test_netrc.py
@@ -1,5 +1,5 @@
 import netrc, os, unittest, sys, textwrap
-from test.support import os_helper, run_unittest
+from test.support import os_helper
 
 try:
     import pwd
@@ -308,8 +308,6 @@ class NetrcTestCase(unittest.TestCase):
             self.assertEqual(nrc.hosts['foo.domain.com'],
                              ('anonymous', '', 'pass'))
 
-def test_main():
-    return run_unittest(NetrcTestCase)
 
 if __name__ == "__main__":
-    test_main()
+    unittest.main()