old_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.
  
  """
  This example demonstrates the following:
      - Get a list of all the cluster nodes
      - Iterate through each node list item
          - Add or overwirite label "foo" with the value "bar"
          - Remove the label "baz"
      - Return the list of node with updated labels
  """
  
  from kubernetes import client, config
  
  def main():
      config.load_kube_config()
  
      api_instance = client.CoreV1Api()
  
      body = {
          "metadata": {
              "labels": {
                  "foo": "bar",
                  "baz": None}
          }
      }
     
      # Listing the cluster nodes
      node_list = api_instance.list_node()
      
      print("%s\t\t%s" % ("NAME", "LABELS"))
  
      # Patching the node labels
      for node in node_list.items:
          api_response = api_instance.patch_node(node.metadata.name, body)
          print("%s\t%s" % (node.metadata.name, node.metadata.labels))
  
  
  if __name__ == '__main__':
      main()
  
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.
  
  """
  This example demonstrates the following:
      - Get a list of all the cluster nodes
      - Iterate through each node list item
          - Add or overwirite label "foo" with the value "bar"
          - Remove the label "baz"
      - Return the list of node with updated labels
  """
  
  from kubernetes import client, config
  
  
  def main():
      config.load_kube_config()
  
      api_instance = client.CoreV1Api()
  
      body = {
          "metadata": {
              "labels": {
                  "foo": "bar",
                  "baz": None}
          }
      }
     
      # Listing the cluster nodes
      node_list = api_instance.list_node()   
      print("%s\t\t%s" % ("NAME", "LABELS"))
  
      # Patching the node labels
      for node in node_list.items:
          api_response = api_instance.patch_node(node.metadata.name, body)
          print("%s\t%s" % (node.metadata.name, node.metadata.labels))
  
  
  if __name__ == '__main__':
      main()
  
subject: fix whitespaces