code: def test_script_bad_syntax(self) -> None:
      doc = Document()
      handler = bahc.CodeHandler(
          source="This is a syntax error",
          filename="path/to/test_filename",
      )
      handler.modify_document(doc)
  
      assert handler.error is not None
      assert "Invalid syntax" in handler.error
  
file_path: bokeh/tests/unit/bokeh/application/handlers/test_code.py
imports: from __future__ import annotations
  import pytest
  from bokeh.document import Document
  import bokeh.application.handlers.code
label_desc: Use image node_id 3 for calling the TestCodeHandler obj's underlying member method code with example usage: obj.test_script_bad_syntax() without return types