def redirect(status, location, start_response):
    """
    Return a redirect code. This function does not set any cookie.

    Args:
        status (str): code and verbal representation (e.g. `302 Found`)
        location (str): the location the client should be redirected to (a URL)
        start_response: the start_response() callable

    Returns:
        list: an empty list
    """
    response_headers = [("location", location)]
    start_response(status, response_headers)
    return []