code: def test_ticker_accepts_axis() -> None:
      g = bmg.Grid(axis=LinearAxis())
      assert isinstance(g.axis, LinearAxis)
  
      g = bmg.Grid()
      g.axis = LinearAxis()
      assert isinstance(g.axis, LinearAxis)
  
imports: from __future__ import annotations
  import pytest
  from bokeh.models import FixedTicker, LinearAxis
  import bokeh.models.grids
label_desc: Use image node_id 2 for calling a global function with example usage: test_ticker_accepts_axis() without return types