def get_tentacle_path(exchange_name=None, tentacle_type=None, tentacle_name
    =None) ->list:
    """
    Returns the path related to the tentacle name, type and exchange name
    :param tentacle_type: the tentacle type to add in the path, ignored if None
    :param tentacle_name: the tentacle name to add in the path, ignored if None
    :param exchange_name: the exchange name to add in the path (as the first element), ignored if None
    :return: a list of string that represents the path of the given params
    """
    node_path = []
    if exchange_name is not None:
        node_path.append(exchange_name)
    if tentacle_type is not None:
        node_path.append(tentacle_type)
    if tentacle_name is not None:
        node_path.append(tentacle_name)
    return node_path
