"""Set the value in the cache for this query."""

        cache, cache_key = _get_cache_parameters(self)

        cache.put(cache_key, value)

    def query(*arg, **kw):

    return query

def get_cache_region(name, region):

    if region not in beaker.cache.cache_regions:

        raise BeakerException('Cache region `%s` not configured '

    E.g. params_from_query(query.filter(Cls.foo==5).filter(Cls.bar==7)))

    would return [5, 7].

    """

    v = []

    def visit_bindparam(bind):

        value = query._params.get(bind.key, bind.value)

        # lazyloader may dig a callable in here, intended

        # to late-evaluate params after autoflush is called.

        # convert to a scalar value.

        if callable(value):

            value = value()

        v.append(value)

    if query._criterion is not None:

        visitors.traverse(query._criterion, {}, {'bindparam': visit_bindparam})

    return v