code: def _is_cds_data_patch(evt):
      return evt["kind"] == "ModelChanged" and evt["attr"] == "data"
  
imports: from __future__ import annotations
  import pytest
  from bokeh.layouts import column
  from bokeh.models import Button, ColumnDataSource, CustomJS, DataTable, NumberEditor, Plot, Range1d, Rect, TableColumn, TapTool
  from tests.support.plugins.project import BokehServerPage, SinglePlotPage
  from tests.support.util.selenium import RECORD, alt_click, enter_text_in_cell, find_element_for, get_table_cell, get_table_column_cells, get_table_row, get_table_selected_rows, shift_click, sort_table_column
label_desc: Use image node_id 1 for calling a global function with example usage: _is_cds_data_patch(evt) and returns: unknown