{
  lib,
  namespace,
  pkgs,
  home-assistant,
  ...
}:
let
  inherit (lib.trivial) importJSON;
  inherit (lib.${namespace}) selectVariant mkAllSources;

  versionSpec = importJSON ./version.json;
  selected = selectVariant versionSpec null null;
  sources = mkAllSources pkgs selected;
  src-meta = selected.sources.magicattr;
in
home-assistant.python.pkgs.buildPythonPackage {
  pname = "magicattr";
  version = if src-meta ? tag then src-meta.tag else src-meta.rev;
  format = "setuptools";

  src = sources.magicattr;

  build-system = [ home-assistant.python.pkgs.setuptools ];
  doCheck = false;
}