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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_last_modified_date(*args, **kwargs):
 """Returns the date of the last modified Note or Release. For use with Django's last_modified decorator. """

    try:
        latest_note = Note.objects.latest()
        latest_release = Release.objects.latest()
    except ObjectDoesNotExist:
        return None

    return max(latest_note.modified, latest_release.modified)