[3.13] bpo-44864: Do not translate user-provided strings in ArgumentParser.add_subpar...

bpo-44864: Do not translate user-provided strings in ArgumentParser.add_subparsers() (GH-27667)

Call _() on literal strings only.
(cherry picked from commit d3c76dff444046504754a437dceebc9a9c87ef18)

Co-authored-by: Jérémie Detrey <jdetrey@users.noreply.github.com>

diff --git a/Lib/argparse.py b/Lib/argparse.py
index bf17af0faf75e412463486257710534799ae27a0..e670962ca17ef890029323507d35ebaddfe4043d 100644 (file)
--- a/Lib/argparse.py
+++ b/Lib/argparse.py
@@ -1834,8 +1834,8 @@ class ArgumentParser(_AttributeHolder, _ActionsContainer):
         kwargs.setdefault('parser_class', type(self))
 
         if 'title' in kwargs or 'description' in kwargs:
-            title = _(kwargs.pop('title', 'subcommands'))
-            description = _(kwargs.pop('description', None))
+            title = kwargs.pop('title', _('subcommands'))
+            description = kwargs.pop('description', None)
             self._subparsers = self.add_argument_group(title, description)
         else:
             self._subparsers = self._positionals

diff --git a/Misc/NEWS.d/next/Library/2021-08-24-19-37-46.bpo-44864.KzxaDh.rst b/Misc/NEWS.d/next/Library/2021-08-24-19-37-46.bpo-44864.KzxaDh.rst
new file mode 100644 (file)
index 0000000..9610fa9
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2021-08-24-19-37-46.bpo-44864.KzxaDh.rst
@@ -0,0 +1 @@
+Do not translate user-provided strings in :class:`argparse.ArgumentParser`.