@property
    def max_column(self):
        max_col = 1
        if self._cells:
            cols = set(c[1] for c in self._cells)
            max_col = max(cols)
        return max_col
Get the largest value for column currently stored.
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/openpyxl-2.3.0-b2/openpyxl/worksheet/worksheet.py/Worksheet.max_column