code: def launch_exception(message):
      
      error_name = message['name']
      error_descr = message['description']
      mapping = {
          'ReferenceError': NameError,
      }
      if message['name'] in mapping:
          raise mapping[error_name](error_descr)
      else:
          raise Exception('{}: {}'.format(error_name, error_descr))
docs: Launch a Python exception from an error that took place in the browser.
  
          messsage format:
          - name: str
          - description: str