

def validate(self, parser, options, args, cluster_name=False, node_name=False, load_cluster=False, load_node=True):
    self.options = options
    self.args = args
    if (options.config_dir is None):
        self.path = common.get_default_path()
    else:
        self.path = options.config_dir
    if cluster_name:
        if (len(args) == 0):
            print_('Missing cluster name', file=sys.stderr)
            parser.print_help()
            exit(1)
        self.name = args[0]
    if node_name:
        if (len(args) == 0):
            print_('Missing node name', file=sys.stderr)
            parser.print_help()
            exit(1)
        self.name = args[0]
    if load_cluster:
        self.cluster = options._load_current_cluster()
        if (node_name and load_node):
            try:
                self.node = self.cluster.nodes[self.name]
            except KeyError:
                print_(('Unknown node %s in cluster %s' % (self.name, self.cluster.name)), file=sys.stderr)
                exit(1)

dataset/ETHPy150Open pcmanus/ccm/ccmlib/cmds/command.py Cmd.validate/VarMisuse@188/230 `self`->`options`