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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 items(self):
 """ Items are the discussions on the entries. """

        content_type = ContentType.objects.get_for_model(Entry)
        return comments.get_model().objects.filter(
            content_type=content_type, is_public=True).order_by(
            '-submit_date')[:self.limit]