def __init__(self, cmd_str, func, conn_required, help='', params=None, aliases=None):
    self.cmd_str = cmd_str
    self.func = func
    self.conn_required = conn_required
    self.help = help
    self.params = (params or [])
    self.aliases = (aliases or [])
def __init__(self, cmd_str, func, conn_required, help=, params=None, aliases=None):
    self.cmd_str = cmd_str
    self.func = func
    self.conn_required = conn_required
    self.help = help
    self.params = (params or [])
    self.aliases = (aliases or [])