code: def do_execute(self):
          
          result = None
          data = self.input.payload
          pltdataset.line_plot(
              data,
              atts=self.resolve_option("attributes"),
              percent=float(self.resolve_option("percent")),
              seed=int(self.resolve_option("seed")),
              title=self.resolve_option("title"),
              outfile=self.resolve_option("outfile"),
              wait=bool(self.resolve_option("wait")))
          return result
docs: The actual execution of the actor.
  
          :return: None if successful, otherwise error message
          :rtype: str