def add_data_validation(self, data_validation):
        data_validation._sheet = self
        self._data_validations.append(data_validation)
Add a data-validation object to the sheet.  The data-validation
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/openpyxl-2.3.0-b2/openpyxl/worksheet/worksheet.py/Worksheet.add_data_validation