Python HTTP return codes - return message mappings

def get_code_message(num):
    """
    gets an or simple string and returns a descriptive message of the status
    """
    translate_codes = {
        100: "100 Continue",
        101: "101 Switching Protocols",
        200: "200 OK",
        201: "201 Created",
        202: "202 Accepted",
        203: "203 Non-Authoritative Information",
        204: "204 No Content",
        205: "205 Reset Content",
        206: "206 Partial Content",
        300: "300 Multiple Choices",
        301: "301 Moved Permanently",
        302: "302 Found",
        303: "303 See Other",
        304: "304 Not Modified",
        305: "305 Use Proxy",
        307: "307 Temporary Redirect",
        400: "400 Bad Request",
        401: "401 Unauthorized",
        402: "402 Payment Required",
        403: "403 Forbidden",
        404: "404 Not Found",
        405: "405 Method Not Allowed",
        406: "406 Not Acceptable",
        407: "407 Proxy Authentication Required",
        408: "408 Request Time-out",
        409: "409 Conflict",
        410: "410 Gone",
        411: "411 Length Required",
        412: "412 Precondition Failed",
        413: "413 Request Entity Too Large",
        414: "414 Request-URI Too Large",
        415: "415 Unsupported Media Type",
        416: "416 Requested range not satisfiable",
        417: "417 Expectation Failed",
        500: "500 Internal Server Error",
        501: "501 Not Implemented",
        502: "502 Bad Gateway",
        503: "503 Service Unavailable",
        504: "504 Gateway Time-out",
        505: "505 HTTP Version not supported",
    }
    if not num in translate_codes:
        num = 500
    return translate_codes[num]