code: def test_grid_geo_map(fake_writer):
      data_pair = [
          list(z) for z in zip(Faker.provinces, Faker.values())
      ]
      geo_chart = (
          Geo()
          .add_schema(maptype="china")
          .add(
              "geo",
              data_pair=data_pair,
              type_=ChartType.SCATTER,
          )
          .set_global_opts(
              visualmap_opts=opts.VisualMapOpts(),
          )
      )
      map_chart = (
          Map()
          .add("LCOH", data_pair=data_pair, maptype="china")
          .set_global_opts(
              visualmap_opts=opts.VisualMapOpts(),
          )
      )
      grid_chart = (
          Grid(init_opts=opts.InitOpts())
          .add(map_chart, grid_opts=opts.GridOpts())
          .add(geo_chart, grid_opts=opts.GridOpts())
      )
      grid_chart.render()
      _, content = fake_writer.call_args[0]
      assert_in("geo", content)
  
file_path: pyecharts/test/test_grid.py
imports: from unittest.mock import patch
  from nose.tools import assert_equal, assert_in
  from pyecharts import options
  from pyecharts.charts import Bar, Grid, Line, Radar, Geo, Map
  from pyecharts.globals import ThemeType, ChartType
  from pyecharts.faker import Faker
  from pyecharts.commons.utils import JsCode
label_desc: Use image node_id 10 for calling a global function with example usage: test_grid_geo_map(fake_writer) without return types