def find_newest_version(story_id):
    # Find highest in each table
    tables_and_id_fields = {
    "story_metadata":"id",
    "chapter_metadata":"parent_story_id",
    "chapter_texts":"parent_story_id",
    "full_texts":"parent_story_id",
    "story_categories":"parent_story_id",
    }
    for table_name in tables_and_id_fields:
        id_field = tables_and_id_fields[table_name]
        query = ("SELECT version FROM "+table_name+
         "WHERE "+id_field+" == %s")
        cursor.execute(query, (story_id))
    # Return highest seen
    return latest_version_number