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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 json_template(data, template_name, template_context):
 """Old style, use JSONTemplateResponse instead of this. """

    html = render_to_string(template_name, template_context)
    data = data or {}
    data['html'] = html
    return HttpResponse(json_encode(data), content_type='application/json')