[Python-checkins] gh-99735: Use required=True in argparse subparsers example (#100927)

[hauntsaninja]

https://github.com/python/cpython/commit/6aab56f3c2ee331116eba242d2fcdca592577328
commit: 6aab56f3c2ee331116eba242d2fcdca592577328
branch: main
author: Patricio Paez <nospam at pp.com.mx>
committer: hauntsaninja <12621235+hauntsaninja at users.noreply.github.com>
date: 2023-02-18T17:06:03-08:00
summary:

gh-99735: Use required=True in argparse subparsers example (#100927)

files:
M Doc/library/argparse.rst

diff --git a/Doc/library/argparse.rst b/Doc/library/argparse.rst
index dbaa5d0d9b99..34b4c61649b9 100644
--- a/Doc/library/argparse.rst
+++ b/Doc/library/argparse.rst
@@ -1867,7 +1867,7 @@ Sub-commands
      ...
      >>> # create the top-level parser
      >>> parser = argparse.ArgumentParser()
-     >>> subparsers = parser.add_subparsers()
+     >>> subparsers = parser.add_subparsers(required=True)
      >>>
      >>> # create the parser for the "foo" command
      >>> parser_foo = subparsers.add_parser('foo')