code: def test_extend_to():
      assert table.extend_to([1], n=3) == [1, None, None]
  
file_path: sklearn-evaluation/tests/test_table.py
imports: from unittest.mock import Mock
  import pytest
  import numpy
  from sklearn_evaluation import table
label_desc: Use image node_id 6 for calling a global function with example usage: test_extend_to() without return types