nixpkgs/pkgs/development/python-modules/perfplot/default.nix

{
  lib,
  stdenv,
  buildPythonPackage,
  fetchFromGitHub,
  flit-core,
  matplotlib,
  matplotx,
  numpy,
  rich,
  pytestCheckHook,
  pythonOlder,
}:

buildPythonPackage rec {
  pname = "perfplot";
  version = "0.10.2";
  format = "pyproject";

  disabled = pythonOlder "3.7";

  src = fetchFromGitHub {
    owner = "nschloe";
    repo = pname;
    rev = "refs/tags/v${version}";
    hash = "sha256-bu6eYQukhLE8sLkS3PbqTgXOqJFXJYXTcXAhmjaq48g=";
  };

  nativeBuildInputs = [ flit-core ];

  propagatedBuildInputs = [
    matplotlib
    matplotx
    numpy
    rich
  ];

  # This variable is needed to suppress the "Trace/BPT trap: 5" error in Darwin's checkPhase.
  # Not sure of the details, but we can avoid it by changing the matplotlib backend during testing.
  env.MPLBACKEND = lib.optionalString stdenv.isDarwin "Agg";

  nativeCheckInputs = [ pytestCheckHook ];

  pythonImportsCheck = [ "perfplot" ];

  meta = with lib; {
    description = "Performance plots for Python code snippets";
    homepage = "https://github.com/nschloe/perfplot";
    changelog = "https://github.com/nschloe/perfplot/releases/tag/v${version}";
    license = licenses.mit;
    maintainers = with maintainers; [ ];
  };
}