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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 slides(self):
 """ |Slides| object containing the slides in this presentation. """

        sldIdLst = self._element.get_or_add_sldIdLst()
        self.part.rename_slide_parts([sldId.rId for sldId in sldIdLst])
        return Slides(sldIdLst, self)