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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 calendar(self, request):
 """ Return a calendar page to be loaded in an iframe. """

        context = {
            'is_popup': bool(int(request.GET.get('_popup', 0))),
        }
        return TemplateResponse(
            request, 'admin/icekit_events/eventbase/calendar.html', context)