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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_3_3_tuple_list(self,obj,default=None):
 """Return list of 3x3-tuples. """

        if is_sequence3(obj):
            return [self.get_3_3_tuple(o,default) for o in obj]
        return [self.get_3_3_tuple(obj,default)]