def number_of_cells(self):
        return len(self.spreadsheet_cells)
Returns a tuple of a list of selected columns, and a list of column
dataset/ETHPy150Open VisTrails/VisTrails/vistrails/core/inspector.py/PipelineInspector.number_of_cells--crossover with--dataset/ETHPy150Open kdart/pycopia/QA/pycopia/dataset.py/DataSet.get_columns