File Content: test_isfile.py import os from pathlib import Path import numpy as np from numpy.testing import assert_ ROOT = Path(np.__file__).parents[0] FILES = [ ROOT / "py.typed", ROOT / "__init__.pyi", ROOT / "ctypeslib.pyi", ROOT / "core" / "__init__.pyi", ROOT / "distutils" / "__init__.pyi", ROOT / "f2py" / "__init__.pyi", ROOT / "fft" / "__init__.pyi", ROOT / "lib" / "__init__.pyi", ROOT / "linalg" / "__init__.pyi", ROOT / "ma" / "__init__.pyi", ROOT / "matrixlib" / "__init__.pyi", ROOT / "polynomial" / "__init__.pyi", ROOT / "random" / "__init__.pyi", ROOT / "testing" / "__init__.pyi", ] class TestIsFile: def test_isfile(self): """Test if all ``.pyi`` files are properly installed.""" for file in FILES: assert_(os.path.isfile(file)) Submit