

def _keep_column_indexes(self, index):
    col_index = self.__dataset_objects__()[self].requested_column_indexes
    if (len(self.__dataset_objects__()[index].requested_column_indexes) == 1):
        col_index = []
    return col_index

dataset/ETHPy150Open quandl/quandl-python/quandl/model/merged_dataset.py MergedDataset._keep_column_indexes/VarMisuse@20/29 `index`->`self`