code: def check_predefined_conditions():
      
      try:
          node_info = current_k8s_corev1_api_client.list_node()
          for node in node_info.items:
              # check based on the predefined conditions about the
              # node status: MemoryPressure, OutOfDisk, KubeletReady
              #              DiskPressure, PIDPressure,
              for condition in node.status.conditions:
                  if not condition.status:
                      return False
      except ApiException as e:
          log.error('Something went wrong while getting node information.')
          log.error(e)
          return False
      return True
docs: Check k8s predefined conditions for the nodes.