def Exec(self, feedback_fn):
    result = []

    if self.op.ndparams:
      self.group.ndparams = self.new_ndparams
      result.append(("ndparams", str(self.group.ndparams)))

    if self.op.diskparams:
      self.group.diskparams = self.new_diskparams
      result.append(("diskparams", str(self.group.diskparams)))

    if self.op.alloc_policy:
      self.group.alloc_policy = self.op.alloc_policy

    if self.op.hv_state:
      self.group.hv_state_static = self.new_hv_state

    if self.op.disk_state:
      self.group.disk_state_static = self.new_disk_state

    if self.op.ipolicy:
      self.group.ipolicy = self.new_ipolicy

    self.cfg.Update(self.group, feedback_fn)
    return result
Summarizes a simulation vector and a mean vector of predictions
dataset/ETHPy150Open ganeti/ganeti/lib/cmdlib/group.py/LUGroupSetParams.Exec--crossover with--dataset/ETHPy150Open RJT1990/pyflux/pyflux/arma/arma.py/ARIMA.summarize_simulations