Formatted contents of table cell.

        Args:
            row (int): Integer index of table row
            col (int): Integer index of table column

        Returns:
            Formatted table cell contents

def pprint_cell(self, row, col):
        """Formatted contents of table cell.

        Args:
            row (int): Integer index of table row
            col (int): Integer index of table column

        Returns:
            Formatted table cell contents
        """
        ndims = self.ndims
        if col >= self.cols:
            raise Exception("Maximum column index is %d" % self.cols-1)
        elif row >= self.rows:
            raise Exception("Maximum row index is %d" % self.rows-1)
        elif row == 0:
            if col >= ndims:
                if self.vdims:
                    return self.vdims[col - ndims].pprint_label
                else:
                    return ''
            return self.kdims[col].pprint_label
        else:
            dim = self.get_dimension(col)
            return dim.pprint_value(self.iloc[row-1, col])