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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _add_fallback_slice_filter(query, start_int, count_int, total_int):
 """Create a slice of a query based on request start and count parameters. This adds `OFFSET <start> LIMIT <count>` to the SQL query, which causes slicing to run very slowly on large result sets. """

    logging.debug(
        'Adding fallback slice filter. start={} count={} total={} '.format(
            start_int, count_int, total_int
        )
    )
    if not count_int:
        return query.none()
    else:
        return query[start_int : start_int + count_int]