code: def get_fanout_client(self, hosts, max_concurrency=64,
                            auto_batch=None):
          
          if auto_batch is None:
              auto_batch = self.auto_batch
          return FanoutClient(hosts, connection_pool=self.connection_pool,
                              max_concurrency=max_concurrency,
                              auto_batch=auto_batch)
docs: Returns a thread unsafe fanout client.
  
          Returns an instance of :class:`FanoutClient`.