text: # Copyright (c) 2017 Intel Corporation
  #
  # 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 json
  
  
  def process(row_data_json):
      json_obj = json.loads(row_data_json)
      passed = False
      result = None
  
      if json_obj['line'] != 1:
          passed = False
          result = None
      else:
          passed = True
          result = json.dumps({
              'ts': json_obj['ts'],
              'measurement': json_obj['measurement']
          })
  
      return passed, result
  