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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _validate_required_class_vars(self):
 """ Ensure that this subclass has defined all of the required class variables. """

        required_members = (
            'significant_kwargs',
            'herd_avoidance_timeout',
        )
        for required_member in required_members:
            if not hasattr(self, required_member):
                raise Exception(
                    "JobtasticTask's must define a %s" % required_member)