text: import json
  import subprocess
  import sys
  
  
  def input_handler(data, context):
      transformed_instances = []
  
      for instance in data:
          instance_str = instance.decode('utf-8')        
          transformed_instances.append(instance_str)
  
      print(transformed_instances)
      
      transformed_data = {"instances": transformed_instances}
      print(transformed_data)
  
      transformed_data_json = json.dumps(transformed_data)
      print(transformed_data_json)
      
      return transformed_data_json
  
  
  def output_handler(response, context):
      response_json = response.json()
      print('response_json: {}'.format(response_json))
      
      predicted_classes_str = json.dumps(response_json)
  
      response_content_type = context.accept_header
      
      return predicted_classes_str, response_content_type
  
  