code: func isPodStatusByKubeletEqual(oldStatus, status *v1.PodStatus) bool {
  	oldCopy := oldStatus.DeepCopy()
  	for _, c := range status.Conditions {
  		if kubetypes.PodConditionByKubelet(c.Type) {
  			_, oc := podutil.GetPodCondition(oldCopy, c.Type)
  			if oc == nil || oc.Status != c.Status || oc.Message != c.Message || oc.Reason != c.Reason {
  				return false
  			}
  		}
  	}
  	oldCopy.Conditions = status.Conditions
  	return apiequality.Semantic.DeepEqual(oldCopy, status)
  }
docs: // isPodStatusByKubeletEqual returns true if the given pod statuses are equal when non-kubelet-owned
  // pod conditions are excluded.
  // This method normalizes the status before comparing so as to make sure that meaningless
  // changes will be ignored.