From: Ezio Melotti <ezio.melotti@gmail.com>
Date: Mon, 4 Aug 2014 23:24:03 +0000 (+0300)
Subject: #11955: show the list of args in case of error in test_argparse.
X-Git-Tag: v3.4.2rc1~150
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=12b7f4821612a01aea6ac904d9b5f039e2d042eb;p=thirdparty%2FPython%2Fcpython.git

#11955: show the list of args in case of error in test_argparse.
---

diff --git a/Lib/test/test_argparse.py b/Lib/test/test_argparse.py
index 8a4fdb90a6d3..b61572270e95 100644
--- a/Lib/test/test_argparse.py
+++ b/Lib/test/test_argparse.py
@@ -235,8 +235,8 @@ class ParserTesterMetaclass(type):
                 parser = self._get_parser(tester)
                 for args_str in tester.failures:
                     args = args_str.split()
-                    raises = tester.assertRaises
-                    raises(ArgumentParserError, parser.parse_args, args)
+                    with tester.assertRaises(ArgumentParserError, msg=args):
+                        parser.parse_args(args)
 
             def test_successes(self, tester):
                 parser = self._get_parser(tester)