new_contents: # Copyright 2016 The Kubernetes Authors.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from pprint import pprint
  
  from kubernetes import client, config
  
  
  def main():
      """
      Change labels of the "minikube" node:
       - Add label "foo" with value "bar". This will overwrite the "foo" label
         if it already exists.
       - Remove the label "baz" from the node.
      """
  
      config.load_kube_config()
  
      api_instance = client.CoreV1Api()
  
      body = {
          "metadata": {
              "labels": {
                  "foo": "bar",
                  "baz": None}
          }
      }
  
      api_response = api_instance.patch_node("minikube", body)
  
      pprint(api_response)
  
  
  if __name__ == '__main__':
      main()
  
subject: Add example about node label management