class_docstr: Stream caller.
class_docstr_tok: ["Stream","caller","."]
code: def start_stream(
      self, outputs: queue.Queue, output_schema: List[any]
  ):
      self._client.start_stream(
          callback=Callback(outputs, output_schema)
      )
  
file_path: towhee/towhee/serve/triton/bls/caller/local_caller.py
imports: from typing import List
  import queue
  from towhee.serve.triton.bls.utils import type_util
  from towhee.serve.triton.bls.mock import mock_triton_client
  from towhee.utils.tritonclient_utils import np_to_triton_dtype
label_desc: Use image node_id 1 for calling the LocalStreamCaller obj's underlying member method code with example usage: obj.start_stream(outputs, output_schema) without return types