def METHOD_NAME(self, **qwargs):
    import numpy as np
    eps = 0.2
    if "eps" in qwargs:
        eps = qwargs["eps"]
    erg_lst = self.get_from_childs("output/generic/energy")
    var = 1000 * np.var(erg_lst)
    # print(var / len(erg_lst))
    if var / len(erg_lst) < eps:
        return True
    job_prev = self[-1]
    job_name = self.first_child_name() + "_" + str(len(self))
    job_next = job_prev.restart(job_name=job_name)
    return job_next