code: def test_CDSView_deprecated_source_property() -> None:
      source = bms.ColumnDataSource()
      with pytest.warns(BokehDeprecationWarning):
          bms.CDSView(source=source)
  
imports: from __future__ import annotations
  import pytest
  import datetime
  import io
  import numpy
  import pandas
  from bokeh.models import Selection
  from bokeh.util.serialization import convert_datetime_array
  from bokeh.util.warnings import BokehDeprecationWarning
  import bokeh.models.sources
label_desc: Use image node_id 1 for calling a global function with example usage: test_CDSView_deprecated_source_property() without return types