code: def test_HatchPattern(self) -> None:
      assert tuple(bce.HatchPattern) == (
          "blank",
          "dot",
          "ring",
          "horizontal_line",
          "vertical_line",
          "cross",
          "horizontal_dash",
          "vertical_dash",
          "spiral",
          "right_diagonal_line",
          "left_diagonal_line",
          "diagonal_cross",
          "right_diagonal_dash",
          "left_diagonal_dash",
          "horizontal_wave",
          "vertical_wave",
          "criss_cross",
      )
  
imports: from __future__ import annotations
  import pytest
  from bokeh.colors import named
  from bokeh.palettes import __palettes__
  from tests.support.util.api import verify_all
  import bokeh.core.enums
label_desc: Use image node_id 13 for calling the Test_bce obj's underlying member method code with example usage: obj.test_HatchPattern() without return types