def untrace_function(module, function):
    """
    Untraces given module function.

    :param module: Module of the function.
    :type module: object
    :param function: Function to untrace.
    :type function: object
    :return: Definition success.
    :rtype: bool
    """

    if not is_traced(function):
        return False

    name = get_object_name(function)
    setattr(module, name, untracer(function))
    return True