text: # Copyright 2020 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.
  from cloudevents.sdk import converters
  from cloudevents.sdk import marshaller
  from cloudevents.sdk.converters import structured
  
  def hello(cloudevent):
      m = marshaller.NewHTTPMarshaller([structured.NewJSONHTTPCloudEventConverter()])
      headers, body = m.ToRequest(cloudevent, converters.TypeStructured, lambda x: x)
      text_file = open("function_output.json", "w")
      text_file.write(body.getvalue().decode("utf-8"))
      text_file.close()
  