python3Packages.ipycanvas: cleanup

{

  lib,

  buildPythonPackage,

  fetchPypi,

  fetchFromGitHub,

  # build-system

  hatch,

  hatch-build-scripts,

  hatch-nodejs-version,

  hatchling,

  jupyterlab,

  # dependencies

  ipywidgets,

  numpy,

  pillow,

}:

buildPythonPackage rec {

buildPythonPackage (finalAttrs: {

  pname = "ipycanvas";

  version = "0.14.3";

  pyproject = true;

  src = fetchPypi {

    inherit pname version;

    hash = "sha256-xqU6Iu6/TWEbFouPRDQUWIPyenV1UJvZmkv8SMU4Wjk=";

  src = fetchFromGitHub {

    owner = "jupyter-widgets-contrib";

    repo = "ipycanvas";

    tag = "v${finalAttrs.version}";

    hash = "sha256-VvNCe3+zK3qSuYErO4H2UlfAClvfDmisExWHx48cjUo=";

  };

  # We relax dependencies here instead of pulling in a patch because upstream

  # has released a new version using hatch-jupyter-builder, but it is not yet

  # trivial to upgrade to that.

  #

  # _version.py is supposed to be generated by a script

  postPatch = ''

    substituteInPlace pyproject.toml \

      --replace-fail '"jupyterlab>=3,<5",' "" \

    echo '__version__ = "{${finalAttrs.version}}"' > ipycanvas/_version.py

  '';

  build-system = [

    hatch

    hatch-build-scripts

    hatch-nodejs-version

    hatchling

    jupyterlab

  ];

  env.HATCH_BUILD_NO_HOOKS = true;

  meta = {

    description = "Expose the browser's Canvas API to IPython";

    homepage = "https://ipycanvas.readthedocs.io";

    changelog = "https://github.com/jupyter-widgets-contrib/ipycanvas/releases/tag/${version}";

    changelog = "https://github.com/jupyter-widgets-contrib/ipycanvas/releases/tag/${finalAttrs.src.tag}";

    license = lib.licenses.bsd3;

    maintainers = with lib.maintainers; [ bcdarwin ];

  };

}

})