(address=False, port=False, id=False,
                                   weight=False)
return(
        {
            "validationErrors": {
                "messages": messages
            },
            "message": "Validation Failure",
            "code": 400,
            "details": "The object is not valid"
        },
        400
    )
Verified 2015-06-16:

    - when trying to update a CLB node's address/port/id, which are
      immutable.
    - when trying to update a CLB node's weight to be < 1 or > 100

    At least one of address, port, id, and weight should be `True` for this
    error to apply.

    :param bool address: Whether the address was passed to update
    :param bool port: Whether the port was passed to update
    :param bool id: Whether the ID was passed to update
    :param bool weight: Whether the weight was passed to update and wrong

    :return: a `tuple` of (dict body message, 400 http status code)
Verified 2015-06-16:
Verified 2015 - 06 - 16 :
def updating_node_validation_error(address=False, port=False, id=False,
                                   weight=False):
    """
    Verified 2015-06-16:

    - when trying to update a CLB node's address/port/id, which are
      immutable.
    - when trying to update a CLB node's weight to be < 1 or > 100

    At least one of address, port, id, and weight should be `True` for this
    error to apply.

    :param bool address: Whether the address was passed to update
    :param bool port: Whether the port was passed to update
    :param bool id: Whether the ID was passed to update
    :param bool weight: Whether the weight was passed to update and wrong

    :return: a `tuple` of (dict body message, 400 http status code)
    """
    messages = []
    if address:
        messages.append("Node ip field cannot be modified.")
    if port:
        messages.append("Port field cannot be modified.")
    if weight:
        messages.append("Node weight is invalid. Range is 1-100. "
                        "Please specify a valid weight.")
    if id:
        messages.append("Node id field cannot be modified.")

    return(
        {
            "validationErrors": {
                "messages": messages
            },
            "message": "Validation Failure",
            "code": 400,
            "details": "The object is not valid"
        },
        400
    )
def updating_node_validation_error ( address = False , port = False , id = False , weight = False ) : messages = [ ] if address : messages . append ( "Node ip field cannot be modified." ) if port : messages . append ( "Port field cannot be modified." ) if weight : messages . append ( "Node weight is invalid. Range is 1-100. " "Please specify a valid weight." ) if id : messages . append ( "Node id field cannot be modified." ) return ( { "validationErrors" : { "messages" : messages } , "message" : "Validation Failure" , "code" : 400 , "details" : "The object is not valid" } , 400 )