bpo-44864: Do not translate user-provided strings in ArgumentParser.add_subparsers...

Call _() on literal strings only.

diff --git a/Lib/argparse.py b/Lib/argparse.py
index 694c46db61d1779aff037ab9fb04572c7f0b550e..690b2a9db9481b164dd8ba180115c1be04697f13 100644 (file)
--- a/Lib/argparse.py
+++ b/Lib/argparse.py
@@ -1804,8 +1804,8 @@ 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`.