langchain/tests/integration_tests/document_loaders/test_python.py

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from pathlib import Path
import pytest
from langchain.document_loaders.python import PythonLoader
@pytest.mark.parametrize("filename", ["default-encoding.py", "non-utf8-encoding.py"])
def test_python_loader(filename: str) -> None:
"""Test Python loader."""
file_path = Path(__file__).parent.parent / "examples" / filename
loader = PythonLoader(str(file_path))
docs = loader.load()
assert len(docs) == 1
metadata = docs[0].metadata
assert metadata["source"] == str(file_path)