depot/third_party/nixpkgs/pkgs/development/python-modules/pylint/default.nix

{ stdenv
, lib
, buildPythonPackage
, fetchFromGitHub
, fetchpatch
, pythonOlder
, astroid
, dill
, isort
, mccabe
, platformdirs
, requests
, setuptools
, tomli
, tomlkit
, typing-extensions
, gitpython
, py
, pytest-timeout
, pytest-xdist
, pytestCheckHook
, wheel
}:

buildPythonPackage rec {
  pname = "pylint";
  version = "2.17.5";
  format = "pyproject";

  disabled = pythonOlder "3.7.2";

  src = fetchFromGitHub {
    owner = "pylint-dev";
    repo = pname;
    rev = "v${version}";
    hash = "sha256-cmH6Q6/XJXx8EXDIsik1Aheu9hYGvvlNvWBUCdmC3P8=";
  };

  patches = [
    (fetchpatch {
      name = "update-setuptools.patch";
      url = "https://github.com/pylint-dev/pylint/commit/1d029b594aa258fa01570632d001e801f9257d60.patch";
      hash = "sha256-brQwelZVkSX9h0POH8OJeapZuWZ8p7BY/ZzhYzGbiHY=";
    })
    # https://github.com/pylint-dev/pylint/pull/8961
    (fetchpatch {
      name = "unpin-setuptools.patch";
      url = "https://github.com/pylint-dev/pylint/commit/a0ac282d6f8df381cc04adc0a753bec66fc4db63.patch";
      hash = "sha256-15O72LE2WQK590htNc3jghdbVoGLHUIngERDpqT8pK8=";
    })
  ];

  nativeBuildInputs = [
    setuptools
    wheel
  ];

  propagatedBuildInputs = [
    astroid
    dill
    isort
    mccabe
    platformdirs
    tomlkit
  ] ++ lib.optionals (pythonOlder "3.11") [
    tomli
  ] ++ lib.optionals (pythonOlder "3.9") [
    typing-extensions
  ];

  nativeCheckInputs = [
    gitpython
    # https://github.com/PyCQA/pylint/blob/main/requirements_test_min.txt
    py
    pytest-timeout
    pytest-xdist
    pytestCheckHook
    requests
    typing-extensions
  ];

  pytestFlagsArray = [
    # DeprecationWarning: pyreverse will drop support for resolving and
    # displaying implemented interfaces in pylint 3.0. The
    # implementation relies on the '__implements__'  attribute proposed
    # in PEP 245, which was rejected in 2006.
    "-W" "ignore::DeprecationWarning"
    "-v"
  ];

  dontUseSetuptoolsCheck = true;

  preCheck = ''
    export HOME=$TEMPDIR
  '';

  disabledTestPaths = [
    "tests/benchmark"
    # tests miss multiple input files
    # FileNotFoundError: [Errno 2] No such file or directory
    "tests/pyreverse/test_writer.py"
  ];

  disabledTests = [
    # AssertionError when self executing and checking output
    # expected output looks like it should match though
    "test_invocation_of_pylint_config"
    "test_generate_rcfile"
    "test_generate_toml_config"
    "test_help_msg"
    "test_output_of_callback_options"
    # Failed: DID NOT WARN. No warnings of type (<class 'UserWarning'>,) were emitted. The list of emitted warnings is: [].
    "test_save_and_load_not_a_linter_stats"
    # Truncated string expectation mismatch
    "test_truncated_compare"
    # AssertionError: assert [('specializa..., 'Ancestor')] == [('aggregatio..., 'Ancestor')]
    "test_functional_relation_extraction"
  ] ++ lib.optionals stdenv.isDarwin [
    "test_parallel_execution"
    "test_py3k_jobs_option"
  ];

  meta = with lib; {
    homepage = "https://pylint.readthedocs.io/en/stable/";
    description = "A bug and style checker for Python";
    longDescription = ''
      Pylint is a Python static code analysis tool which looks for programming errors,
      helps enforcing a coding standard, sniffs for code smells and offers simple
      refactoring suggestions.
      Pylint is shipped with following additional commands:
      - pyreverse: an UML diagram generator
      - symilar: an independent similarities checker
      - epylint: Emacs and Flymake compatible Pylint
    '';
    license = licenses.gpl1Plus;
    maintainers = with maintainers; [ ];
  };
}