ids = res_lang.search(request.cr, uid, [("code", "=", lang)])
if ids:
lang_params = res_lang.read(request.cr, uid, ids[0], ["date_format", "time_format"])
ids = res_lang.search(request.cr, uid, [("code", "=", lang)])
if ids:
lang_params = res_lang.read(request.cr, uid, ids[0], ["date_format", "time_format"])