code: def test_card_tab_fails_with_invalid_variable():
      with pytest.raises(
          MlflowException, match=r"(not a valid template variable)"
      ):
          CardTab("tab", "{{MARKDOWN_1}}").add_html(
              "HTML_1", "<span style='color:blue'>blue</span>"
          )
  
imports: import uuid
  import pytest
  from mlflow.exceptions import MlflowException
  from mlflow.recipes.cards import BaseCard, CardTab
label_desc: Use image node_id 3 for calling a global function with example usage: test_card_tab_fails_with_invalid_variable() without return types