code: def testGetPluginAsset(self):
      epa = plugin_asset.get_plugin_asset(_ExamplePluginAsset)
      self.assertIsInstance(epa, _ExamplePluginAsset)
      epa2 = plugin_asset.get_plugin_asset(_ExamplePluginAsset)
      self.assertIs(epa, epa2)
      opa = plugin_asset.get_plugin_asset(_OtherExampleAsset)
      self.assertIsNot(epa, opa)
  
file_path: tensorflow-upstream/tensorflow/python/summary/plugin_asset_test.py
imports: from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.platform import googletest
  from tensorflow.python.summary import plugin_asset
label_desc: Use image node_id 1 for calling the PluginAssetTest obj's underlying member method code with example usage: obj.testGetPluginAsset() without return types