old_contents: # Copyright 2021 Google LLC
  #
  # 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.
  
  import redis
  
  redis_host = '10.167.58.139'
  redis_port = 6379
  redis_client = redis.StrictRedis(host=redis_host, port=redis_port)
  
  
  def clear_cache(request):
      redis_client.flushall(asynchronous=True)
new_contents: # Copyright 2021 Google LLC
  #
  # 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.
  
  import redis
  
  redis_hosts = ['10.167.58.139', '10.158.101.59']
  redis_port = 6379
  
  
  def clear_cache(request):
      for host in redis_hosts:
          redis_client = redis.StrictRedis(host=host, port=redis_port)
          redis_client.flushall(asynchronous=True)
subject: Update redis cache clear to include new instance (#1653)