code: def test_grid_geo_bar(fake_writer):
      bar = (
          Bar()
          .add_xaxis(Faker.choose())
          .add_yaxis("商家A", Faker.values())
          .add_yaxis("商家B", Faker.values())
          .set_global_opts(
              title_opts=dict(title="Bar 图"),
              legend_opts=opts.LegendOpts(pos_left="20%"),
          )
      )
      geo = (
          Geo()
          .add_schema(maptype="china")
          .add(
              "geo",
              [list(z) for z in zip(Faker.provinces, Faker.values())],
          )
          .set_series_opts(label_opts=opts.LabelOpts(is_show=False))
          .set_global_opts(
              visualmap_opts=opts.VisualMapOpts(),
              title_opts=dict(title="Geo 图"),
          )
      )
  
      grid = (
          Grid()
          .add(
              bar,
              grid_opts=opts.GridOpts(pos_top="50%", pos_right="75%"),
          )
          .add(geo, grid_opts=opts.GridOpts(pos_left="60%"))
      )
      grid.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 7 for calling a global function with example usage: test_grid_geo_bar(fake_writer) without return types