__init__.py 文件源码

def __init__(self, want_app=True, want_app_no_instance=False,
                 vmname_nargs=None, **kwargs):

        super(QubesArgumentParser, self).__init__(**kwargs)

        self._want_app = want_app
        self._want_app_no_instance = want_app_no_instance
        self._vmname_nargs = vmname_nargs
        if self._want_app:
            self.add_argument('--qubesxml', metavar='FILE', action='store',
                              dest='app', help=argparse.SUPPRESS)
            self.add_argument('--offline-mode', action='store_true',
                default=None, dest='offline_mode', help=argparse.SUPPRESS)


        self.add_argument('--verbose', '-v', action='count',
                          help='increase verbosity')

        self.add_argument('--quiet', '-q', action='count',
                          help='decrease verbosity')

        self.add_argument('--force-root', action='store_true',
                          default=False, help=argparse.SUPPRESS)

        if self._vmname_nargs in [argparse.ZERO_OR_MORE, argparse.ONE_OR_MORE]:
            vm_name_group = VmNameGroup(self, self._vmname_nargs)
            self._mutually_exclusive_groups.append(vm_name_group)
        elif self._vmname_nargs is not None:
            self.add_argument('VMNAME', nargs=self._vmname_nargs,
                              action=VmNameAction)

        self.set_defaults(verbose=1, quiet=0)