class_docstr: Test AutoConfig
class_docstr_tok: ["Test","AutoConfig"]
code: def test_multi(self):
      conf1 = AutoConfig.LocalGPUConfig() + AutoConfig.TritonGPUConfig()
      dict_conf = {
          "device": 0,
          "server": {
              "device_ids": [0],
              "num_instances_per_device": 1,
              "max_batch_size": None,
              "batch_latency_micros": None,
              "triton": {"preferred_batch_size": None},
          },
      }
      self.assertTrue(isinstance(conf1, TowheeConfig))
      self.assertEqual(conf1.config, dict_conf)
  
file_path: towhee/tests/unittests/runtime/test_autos.py
imports: import pathlib
  import unittest
  from towhee import AutoConfig, AutoPipes
  from towhee.runtime.node_config import TowheeConfig
label_desc: Use image node_id 3 for calling the TestAutoConfig obj's underlying member method code with example usage: obj.test_multi() without return types