docs: def set_source_yahoo_options(self):
          """
          Set data source to yahoo finance, specifically to download financial options data
          """
          self.data_worker = data_worker
          self.worker_args = {"function": Options, "input": self.input_queue, "output": self.output_map,
                              "source": 'yahoo'}
          self.source_name = "Yahoo Finance Options"