code: def outputs(self) -> Mapping[str, Mapping[int, str]]:
      return OrderedDict(
          {"last_hidden_state": {0: "batch", 1: "encoder_sequence"}}
      )
  
imports: from typing import TYPE_CHECKING, Any, Mapping, Optional, OrderedDict
  from packaging import version
  from ...configuration_utils import PretrainedConfig
  from ...onnx import OnnxConfig
  from ...utils import logging
  from ..auto.configuration_auto import AutoConfig
label_desc: Use image node_id 3 for calling the VisionEncoderDecoderEncoderOnnxConfig obj's underlying member method code with example usage: obj.outputs() and returns: OrderedDict