def METHOD_NAME(section, field):
    # config field don't exist
    if not r_serv_db.hexists(f'config:global:{section}', field):
        set_default_config(section, field)
        return get_default_config_value(section, field)
    # load default config section
    if not r_serv_db.exists('config:global:{}'.format(section)):
        save_config(section, field, get_default_config_value(section, field))
        return get_default_config_value(section, field)
    return r_serv_db.hget(f'config:global:{section}', field)