def untrace_class(cls):
    """
    Untraces given class.

    :param cls: Class to untrace.
    :type cls: object
    :return: Definition success.
    :rtype: bool
    """

    for name, method in inspect.getmembers(cls, inspect.ismethod):
        untrace_method(cls, method)

    for name, function in inspect.getmembers(cls, inspect.isfunction):
        untrace_method(cls, function)

    for name, accessor in inspect.getmembers(cls, lambda x: type(x) is property):
        untrace_property(cls, accessor)

    set_untraced(cls)

    return True