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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 store(self):
 """ save the current game session's score and data for further use """

        size = self.board.SIZE
        cells = []

        for i in range(size):
            for j in range(size):
                cells.append(str(self.board.getCell(j, i)))

        score_str = "%s\n%d" % (' '.join(cells), self.score)

        try:
            with open(self.store_file, 'w') as f:
                f.write(score_str)
        except:
            return False
        return True