utils.py 文件源码

def check_params_multiedge(base_feature_list, input_dir, atlas, smoothing_param,
                           node_size, out_dir, return_results):
    """Validation of parameters and appropriate type casting if necessary."""

    check_features(base_feature_list)

    if atlas.lower() not in parcellate.atlas_list:
        raise ValueError('Invalid atlas choice. Use one of {}'.format(parcellate.atlas_list))

    if not pexists(input_dir):
        raise IOError('Input directory at {} does not exist.'.format(input_dir))

    if out_dir is None and return_results is False:
        raise ValueError('Results are neither saved to disk or being received when returned.\n'
                         'Specify out_dir (not None) or make return_results=True')

    if out_dir is not None and not pexists(out_dir):
        os.mkdir(out_dir)

    # no checks on subdivison size yet, as its not implemented

    return