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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 partial_jinja_template(template_name, name='data', mimetype="text/html"):
 """ Partial render of jinja templates. This is useful if you want to re-render the template in the output middleware phase. These templates are rendered in a way that all undefined variables will be kept in the emplate intact. """

    def partial_jinja_renderer(result, errors):
        template = get_jinja_template(template_name)
        old = template.environment.undefined
        template.environment.undefined = DebugUndefined
        context = {name: result or Mock(), 'errors': errors}
        rendered = template.render(**context)
        template.environment.undefined = old
        return {'body': rendered, 'mimetype': mimetype}
    return partial_jinja_renderer