bpo-41731: Make test_cmd_line_script pass with -vv (GH-22206)


Argument script_exec_args is usually an absolute file name,
but twice has form ['-m', 'module_name'].
(cherry picked from commit 7e711ead26fea6465e0ef2e3b8880b57ba8fc129)

Co-authored-by: Terry Jan Reedy <tjreedy@udel.edu>
diff --git a/Lib/test/test_cmd_line_script.py b/Lib/test/test_cmd_line_script.py
index 15fca7b..7a3707d 100644
--- a/Lib/test/test_cmd_line_script.py
+++ b/Lib/test/test_cmd_line_script.py
@@ -143,7 +143,7 @@
             *run_args, __isolated=False, __cwd=cwd, **env_vars
         )
         if verbose > 1:
-            print('Output from test script %r:' % script_exec_args)
+            print(f'Output from test script {script_exec_args!r:}')
             print(repr(err))
             print('Expected output: %r' % expected_msg)
         self.assertIn(expected_msg.encode('utf-8'), err)
diff --git a/Misc/NEWS.d/next/Tests/2020-09-11-19-12-31.bpo-41731.Ivxh4U.rst b/Misc/NEWS.d/next/Tests/2020-09-11-19-12-31.bpo-41731.Ivxh4U.rst
new file mode 100644
index 0000000..e368a60
--- /dev/null
+++ b/Misc/NEWS.d/next/Tests/2020-09-11-19-12-31.bpo-41731.Ivxh4U.rst
@@ -0,0 +1 @@
+Make test_cmd_line_script pass with option '-vv'.