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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_last_filled_cell(self, table=None):
 """Returns key for the bottommost rightmost cell with content Parameters table: Integer, defaults to None \tLimit search to this table """


        maxrow = 0
        maxcol = 0

        for row, col, tab in self.dict_grid:
            if table is None or tab == table:
                maxrow = max(row, maxrow)
                maxcol = max(col, maxcol)

        return maxrow, maxcol, table