def ToTsvExcel(self, columns_order=None, order_by=()):
    return (self.ToCsv(columns_order, order_by, separator="\t")
            .decode("utf-8").encode("UTF-16LE"))
Returns a file in tab-separated-format readable by MS Excel.
dataset/ETHPy150Open evanbrumley/django-report-tools/report_tools/renderers/googlecharts/gviz_api/gviz_api.py/DataTable.ToTsvExcel