code: def test_python_filenames():
      filenames = get_python_filenames()
      assert len(filenames) > 10
      for filename in filenames:
          assert filename.endswith(
              ".py"
          ), f"filename={filename} should end with .py"
  
imports: import dataclasses
  import re
  import subprocess
  from ast import Attribute, Call, Constant, Name, NodeVisitor, parse
  from pathlib import Path
  from typing import Any, Callable, Dict, List
  import pytest
label_desc: Use image node_id 3 for calling a global function with example usage: test_python_filenames() without return types