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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 save_pstat(self, path):
 """ Save the modified pstats file """

        stats = {}
        for s in self.stats:
            if not s.exclude:
                stats.update(s.to_dict())

        with open(path, 'wb') as f:
            marshal.dump(stats, f)