code: def test_file_text_function() -> None:
      path = Path(__file__).parent / "examples" / "script.py"
      filefunc = instantiate.FileTextFunction(path)
      testing.printed_assert_equal(filefunc.placeholders, _EXPECTED)
  
file_path: nevergrad/nevergrad/parametrization/test_instantiate.py
imports: import sys
  import tempfile
  import typing
  from pathlib import Path
  import numpy
  from nevergrad.common import testing
  from .None import instantiate
  from .instantiate import LINETOKEN
  from .instantiate import Placeholder
label_desc: Use image node_id 9 for calling a global function with example usage: test_file_text_function() without return types