code: def is_cds_data_patched(evt):
      return evt["kind"] == "ColumnsPatched"
  
file_path: bokeh/tests/integration/models/test_sources.py
imports: from __future__ import annotations
  import pytest
  from bokeh.layouts import column
  from bokeh.models import Button, ColumnDataSource, CustomJS, Plot, Range1d
  from tests.support.plugins.project import BokehServerPage
  from tests.support.util.selenium import RECORD, find_element_for
label_desc: Use image node_id 2 for calling a global function with example usage: is_cds_data_patched(evt) and returns: unknown