class_docstr: To be able to import es2 even in Linux, so that we can test the
  names defined inside.
code: def LoadLibrary(self, fname):
      return _DummyObject()
  
file_path: vispy/vispy/gloo/gl/tests/test_names.py
imports: from vispy.testing import requires_pyopengl
  from vispy.gloo import gl
  from vispy.testing import run_tests_if_main
label_desc: Use image node_id 1 for calling the _DummyObject obj's underlying member method code with example usage: obj.LoadLibrary(fname) and returns: _DummyObject