code: def test_numeric_range_linear_axis() -> None:
      s = bpp.get_scale(Range1d(), "linear")
      assert isinstance(s, LinearScale)
  
      s = bpp.get_scale(Range1d(), "datetime")
      assert isinstance(s, LinearScale)
  
      s = bpp.get_scale(Range1d(), "auto")
      assert isinstance(s, LinearScale)
  
imports: from __future__ import annotations
  import pytest
  import datetime
  import numpy
  import pandas
  from bokeh.models import CategoricalAxis, CategoricalScale, DataRange1d, DatetimeAxis, FactorRange, LinearAxis, LinearScale, LogAxis, LogScale, MercatorAxis, Range1d
  import bokeh.plotting._plot
label_desc: Use image node_id 1 for calling the test_get_scale_factor_range obj's underlying member method code with example usage: obj.test_numeric_range_linear_axis() without return types