old_contents: class ApiResponse(object):
      """Api response class."""
  
      SUCCESS_STATUS = 'success'
      ID_KEY = 'requestId'
      ACTION_KEY = 'action'
      STATUS_KEY = 'status'
      CODE_KEY = 'code'
      ERROR_KEY = 'error'
  
      def __init__(self, response, key=None):
          self._id = response.pop(self.ID_KEY)
          self._action = response.pop(self.ACTION_KEY)
          self._success = response.pop(self.STATUS_KEY) == self.SUCCESS_STATUS
          self._code = response.pop(self.CODE_KEY, None)
          self._error = response.pop(self.ERROR_KEY, None)
          if not key:
              self._response = response
              return
          self._response = response[key]
  
      def id(self):
          return self._id
  
      def action(self):
          return self._action
  
      def success(self):
          return self._success
  
      def code(self):
          return self._code
  
      def error(self):
          return self._error
  
      def ensure_success(self, exception_message, transport_name):
          if self._success:
              return
          raise ApiResponseException(exception_message, transport_name,
                                     self._code, self._error)
  
      def response(self):
          return self._response
  
  
  class ApiResponseException(Exception):
      """Api response exception."""
  
      def __init__(self, message, transport_name, code, error):
          message = '%s. Transport: %s. Code: %s. Error: %s.' % (message,
                                                                 transport_name,
                                                                 code, error)
          Exception.__init__(self, message)
          self._transport_name = transport_name
          self._code = code
          self._error = error
  
      def transport_name(self):
          return self._transport_name
  
      def code(self):
          return self._code
  
      def error(self):
          return self._error
  
new_contents: class ApiResponse(object):
      """Api response class."""
  
      SUCCESS_STATUS = 'success'
      ID_KEY = 'requestId'
      ACTION_KEY = 'action'
      STATUS_KEY = 'status'
      CODE_KEY = 'code'
      ERROR_KEY = 'error'
  
      def __init__(self, response, key=None):
          self._id = response.pop(self.ID_KEY)
          self._action = response.pop(self.ACTION_KEY)
          self._success = response.pop(self.STATUS_KEY) == self.SUCCESS_STATUS
          self._code = response.pop(self.CODE_KEY, None)
          self._error = response.pop(self.ERROR_KEY, None)
          if not self._success or not key:
              self._response = response
              return
          self._response = response[key]
  
      def id(self):
          return self._id
  
      def action(self):
          return self._action
  
      def success(self):
          return self._success
  
      def code(self):
          return self._code
  
      def error(self):
          return self._error
  
      def ensure_success(self, exception_message, transport_name):
          if self._success:
              return
          raise ApiResponseException(exception_message, transport_name,
                                     self._code, self._error)
  
      def response(self):
          return self._response
  
  
  class ApiResponseException(Exception):
      """Api response exception."""
  
      def __init__(self, message, transport_name, code, error):
          message = '%s. Transport: %s. Code: %s. Error: %s.' % (message,
                                                                 transport_name,
                                                                 code, error)
          Exception.__init__(self, message)
          self._transport_name = transport_name
          self._code = code
          self._error = error
  
      def transport_name(self):
          return self._transport_name
  
      def code(self):
          return self._code
  
      def error(self):
          return self._error
  
subject: Check status