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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_exception(error):
 """ Catch-all renderer for the top-level exception handler """

    _, _, category = str.partition(request.path, '/')

    qsize = index.queue_length()
    if isinstance(error, http_error.NotFound) and qsize:
        response = flask.make_response(render_error(
            category, "Site reindex in progress (qs={})".format(qsize), 503))
        response.headers['Retry-After'] = qsize
        response.headers['Refresh'] = max(5, qsize / 5)
        return response, 503

    if isinstance(error, http_error.HTTPException):
        return render_error(category, error.name, error.code, exception={
            'type': type(error).__name__,
            'str': error.description,
            'args': error.args
        })

    return render_error(category, "Exception occurred", 500, exception={
        'type': type(error).__name__,
        'str': str(error),
        'args': error.args
    })