code: def test_manifest_not_found(self) -> None:
      self.assertRaises(
          AssertionError,
          lambda: hub.load(
              self.name, "onnx/models:unknown", silent=True
          ),
      )
  
file_path: onnx/onnx/test/hub_test.py
imports: import glob
  import os
  import unittest
  from os.path import join
  import pytest
  from onnx import ModelProto, hub
label_desc: Use image node_id 8 for calling the TestModelHub obj's underlying member method code with example usage: obj.test_manifest_not_found() without return types