Apr 6, 2025 · Mar 15, 2025 · Mar 15, 2025 · Mar 15, 2025 · Mar 15, 2025 · Mar 15, 2025
diff --git a/Lib/test/test_pickle.py b/Lib/test/test_pickle.py
 import tempfile
 import warnings
 import weakref
 from textwrap import dedent

 import doctest
 import unittest
 from textwrap import dedent
 from test import support
 from test.support import import_helper, os_helper

            self.assertListEqual(res.splitlines(), expect.splitlines())

    def test_unknown_flag(self):
 output = io.StringIO()
 stderr = io.StringIO()
        with self.assertRaises(SystemExit):
            #suppress argparse error message
            with contextlib.redirect_stderr(output):
            #check that the parser help is shown
            with contextlib.redirect_stderr(stderr):
                _ = self.invoke_pickle('--unknown')
        msg = output.getvalue()
        self.assertTrue(msg.startswith('usage: '),
                        "Output does not start with 'usage: '. "
                        f"Output was: {msg}")
        self.assertStartsWith(stderr.getvalue(), 'usage: ')


 def load_tests(loader, tests, pattern):
Original file line number	Diff line number	Diff line change
Expand Up		@@ -10,10 +10,10 @@
		import tempfile
		import warnings
		import weakref
		from textwrap import dedent

		import doctest
		import unittest
		from textwrap import dedent
		from test import support
		from test.support import import_helper, os_helper

Expand DownExpand Up		@@ -746,15 +746,12 @@ def test_invocation(self):
		self.assertListEqual(res.splitlines(), expect.splitlines())

		def test_unknown_flag(self):
		output = io.StringIO()
		stderr = io.StringIO()
		with self.assertRaises(SystemExit):
		#suppress argparse error message
		with contextlib.redirect_stderr(output):
		#check that the parser help is shown
		with contextlib.redirect_stderr(stderr):
		_ = self.invoke_pickle('--unknown')
		msg = output.getvalue()
		self.assertTrue(msg.startswith('usage: '),
		"Output does not start with 'usage: '. "
		f"Output was: {msg}")
		self.assertStartsWith(stderr.getvalue(), 'usage: ')


		def load_tests(loader, tests, pattern):
Expand Down