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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 render_app_description(context, app, fallback="", template="/admin_app_description.html"):
 """ Render the application description using the default template name. If it cannot find a template matching the given path, fallback to the fallback argument. """

    try:
        template = app['app_label'] + template
        text = render_to_string(template, context)
    except:
        text = fallback
    return text