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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_queryset(self):
 """ Returns queryset limited to categories with live Entry instances. :rtype: django.db.models.query.QuerySet. """

        queryset = super(LiveEntryCategoryManager, self).get_queryset()
        return queryset.filter(tag__in=[
            entry_tag.tag
            for entry_tag
            in EntryTag.objects.filter(entry__live=True)
        ])