docs: def export(self, input_stats=None):
          """Export all the stats.
  
          Each export module is ran in a dedicated thread.
          """
          # threads = []
          input_stats = input_stats or {}
  
          for e in self._exports:
              logger.debug("Export stats using the %s module" % e)
              thread = threading.Thread(target=self._exports[e].update,
                                        args=(input_stats,))
              # threads.append(thread)
              thread.start()