def get_index(self, worksheet):
        return self.worksheets.index(worksheet)
Makes sure that whenever scale is zero, we handle it correctly.
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/tablib-0.10.0/tablib/packages/openpyxl/workbook.py/Workbook.get_index--crossover with--dataset/ETHPy150Open scikit-learn/scikit-learn/sklearn/preprocessing/data.py/_handle_zeros_in_scale