def on_cleanup_error(function, path, excinfo):
                click.secho("warning: failed to remove file or directory: {}\n"
                            "please delete it manually.".format(path),
                            fg="red")
def __init__(self, test, policer_index, is_ip6=False):
        self._test = test
        self._policer_index = policer_index
        self._is_ip6 = is_ip6