test_version_matches_pyproject() — langchain Function Reference

Architecture documentation for the test_version_matches_pyproject() function in test_version.py from the langchain codebase.

Function python LangChainCore ApiManagement

Entity Profile

LangChainCore→ ApiManagement→ test_version_matches_pyproject() — langchain Function Reference

Dependency Diagram

graph TD
  84d82080_919d_1bf4_d4ec_ebaf8a207a23["test_version_matches_pyproject()"]
  94361b7a_a428_148c_600d_a3472eaaaf2a["test_version.py"]
  84d82080_919d_1bf4_d4ec_ebaf8a207a23 -->|defined in| 94361b7a_a428_148c_600d_a3472eaaaf2a
  style 84d82080_919d_1bf4_d4ec_ebaf8a207a23 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/test_version.py lines 10–27

def test_version_matches_pyproject() -> None:
    """Verify that __version__ in __init__.py matches version in pyproject.toml."""
    # Get the version from the package __init__.py
    init_version = langchain.__version__

    # Read the version from pyproject.toml
    pyproject_path = Path(__file__).parent.parent.parent / "pyproject.toml"
    with pyproject_path.open() as f:
        pyproject_data = toml.load(f)

    pyproject_version = pyproject_data["project"]["version"]

    # Assert they match
    assert init_version == pyproject_version, (
        f"Version mismatch: __init__.py has '{init_version}' but "
        f"pyproject.toml has '{pyproject_version}'. "
        f"Please update langchain/__init__.py to match pyproject.toml."
    )