def str_adjustment(file: str, group_files: str, cdo, options, verbose, **kwargs
    ):
    """
    Add attributes to sustr and svstr
    :param preprocessor: PreProcessor object, contains a lot of necessary adjustments
    :param file: file which contains all necessary parameters to calculate dQdSST
    :param group_files: list of all files which contain necessary parameters to calculate dQdSST
    :param flags: any extra info necessary
    :return:
    """
    if verbose:
        print('Adjusting for surface stress')
    temp = cdo.setattribute(
        "sustr@long_name='surface u-momentum stress',svstr@long_name='surface v-momentum stress',sustr@unit='Newton meter-2',svstr@unit='Newton meter-2',sustr@files='"
         + group_files + "',svstr@files='" + group_files + "'", input=file,
        options=options)
    cdo.copy(input=temp, output=file, options=options)
    if verbose:
        print('surface stress has been added')
