Get a range of values from a sorted set in Redis by index

    CLI Example:

    .. code-block:: bash

        salt '*' redis.zrange foo_sorted 0 10

def zrange(key, start, stop, host=None, port=None, db=None, password=None):
    '''
    Get a range of values from a sorted set in Redis by index

    CLI Example:

    .. code-block:: bash

        salt '*' redis.zrange foo_sorted 0 10
    '''
    server = _connect(host, port, db, password)
    return server.zrange(key, start, stop)