code: def test_is_abstract() -> None:
      with pytest.raises(TypeError):
          _Bad()
  
file_path: bokeh/tests/unit/bokeh/command/test_subcommand.py
imports: from __future__ import annotations
  import pytest
  from unittest.mock import MagicMock
  import bokeh.command.subcommand
label_desc: Use image node_id 1 for calling a global function with example usage: test_is_abstract() without return types