def is_list_type(o):
    """
    Returns true if this is a list type.
    :param o: item to check if is list
    :return: true if is list

    >>> is_list_type(frozenset())
    True
    >>> is_list_type(list())
    True
    >>> is_list_type(set())
    True
    >>> is_list_type(tupe())
    True
    >>> is_list_type("")
    False
    >>> is_list_type(None)
    False
    """
    return isinstance(o, (frozenset, list, set, tuple,))