@classmethod
def load_tunables(cls, data):
    """
        Sets the tunables.

        :param data: set of tunables to load
        :type data: dict
        :rtype: None

        >>> TunableManager.load_tunables({'foo': 'bar'})
        >>> tunable('foo', 'not bar')
        'bar'
        """
    cls.current = data
