jw-pkg/src/python/jw/pkg/cmds/CmdPkg.py

from __future__ import annotations

from typing import TYPE_CHECKING

from .Cmd import Cmd, Parent

if TYPE_CHECKING:
    from argparse import ArgumentParser

class CmdPkg(Cmd):  # export

    def __init__(self, parent: Parent) -> None:
        super().__init__(
            parent,
            'packages',
            aliases = ['pkg'],
            help = 'System package manager wrapper'
        )
        self.load_subcommands()

    async def _run(self, args):
        import sys

        # Missing subcommand
        self.parser.print_help()
        sys.exit(1)

    def add_arguments(self, parser: ArgumentParser) -> None:
        super().add_arguments(parser)