code: def test_mark004_image(test):
      test.start_server(get_app())
  
      target = test.table("table")
  
      target.column(8).sort(1)
      assert (
          target.cell(0, "markdown-images")
          .find_inside(".dash-cell-value > p > img")
          .get_attribute("alt")
          == "image 0 alt text"
      )
  
      target.column(8).sort(1)
      assert (
          target.cell(0, "markdown-images")
          .find_inside(".dash-cell-value > p > img")
          .get_attribute("alt")
          == "image 99 alt text"
      )
  
file_path: dash/components/dash-table/tests/selenium/test_markdown.py
imports: import dash
  from dash.testing import wait
  from utils import get_props, generate_markdown_mock_data
  from dash.dash_table import DataTable
  import pytest
label_desc: Use image node_id 5 for calling a global function with example usage: test_mark004_image(test) without return types