code: def test_missing_word():
      """
      Test that an error is thrown if the word is missing
      """
      tree_text = TREE.replace("turkish=", "foo=")
      with pytest.raises(ValueError):
          tree = convert_starlang.read_tree(tree_text)
  
imports: import os
  import tempfile
  import pytest
  from stanza.utils.datasets.constituency import convert_starlang
label_desc: Use image node_id 2 for calling a global function with example usage: test_missing_word() without return types