napari: fix after the transition to pyproject.toml

pkgs/development/python-modules/magicgui/default.nix

@@ -9,20 +9,29 @@
 , pyside2
 , psygnal
 , docstring-parser
+, napari # a reverse-dependency, for tests
 }: buildPythonPackage rec {
   pname = "magicgui";
   version = "0.3.7";
+
+  format = "pyproject";
+
   src = fetchFromGitHub {
     owner = "napari";
     repo = "magicgui";
     rev = "v${version}";
     sha256 = "sha256-LYXNNr5lS3ibQk2NIopZkB8kzC7j3yY8moGMk0Gr+hU=";
   };
+
+  SETUPTOOLS_SCM_PRETEND_VERSION = version;
+
   nativeBuildInputs = [ setuptools-scm ];
   propagatedBuildInputs = [ typing-extensions qtpy pyside2 psygnal docstring-parser ];
   checkInputs = [ pytestCheckHook pytest-mypy-plugins ];
+
   doCheck = false; # Reports "Fatal Python error"
-  SETUPTOOLS_SCM_PRETEND_VERSION = version;
+
+  passthru.tests = { inherit napari; };
 
   meta = with lib; {
     description = "Build GUIs from python functions, using magic.  (napari/magicgui)";

pkgs/development/python-modules/napari-npe2/default.nix

@@ -0,0 +1,54 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, appdirs
+, pyyaml
+, pytomlpp
+, pydantic
+, magicgui
+, typer
+, setuptools-scm
+, napari # reverse dependency, for tests
+}:
+
+let
+  pname = "napari-npe2";
+  version = "0.3.0";
+in
+buildPythonPackage {
+  inherit pname version;
+
+  format = "pyproject";
+
+  src = fetchFromGitHub {
+    owner = "napari";
+    repo = "npe2";
+    rev = "v${version}";
+    hash = "sha256-IyDUeztWQ8JWXDo//76iHzAlWWaZP6/0lwCh0eZAZsM=";
+  };
+
+  SETUPTOOLS_SCM_PRETEND_VERSION = version;
+
+  nativeBuildInputs = [
+    # npe2 *can* build without it,
+    # but then setuptools refuses to acknowledge it when building napari
+    setuptools-scm
+  ];
+  propagatedBuildInputs = [
+    appdirs
+    pyyaml
+    pytomlpp
+    pydantic
+    magicgui
+    typer
+  ];
+
+  passthru.tests = { inherit napari; };
+
+  meta = with lib; {
+    description = "Yet another plugin system for napari (the image visualizer)";
+    homepage = "https://github.com/napari/npe2";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ SomeoneSerge ];
+  };
+}

pkgs/development/python-modules/napari/default.nix

@@ -6,7 +6,7 @@
 , superqt
 , typing-extensions
 , tifffile
-, napari-plugin-engine
+, napari-npe2
 , pint
 , pyyaml
 , numpydoc
@@ -29,15 +29,24 @@
 }: mkDerivationWith buildPythonPackage rec {
   pname = "napari";
   version = "0.4.14";
+
+  format = "pyproject";
+
   src = fetchFromGitHub {
     owner = "napari";
     repo = pname;
     rev = "v${version}";
     sha256 = "sha256-uDDj5dzsT4tRVV0Y+CYegiCpLM77XFaXEXEZXTnX808=";
   };
-  nativeBuildInputs = [ setuptools-scm wrapQtAppsHook ];
+
+  SETUPTOOLS_SCM_PRETEND_VERSION = version;
+
+  nativeBuildInputs = [
+    setuptools-scm
+    wrapQtAppsHook
+  ];
   propagatedBuildInputs = [
-    napari-plugin-engine
+    napari-npe2
     cachey
     napari-svg
     napari-console
@@ -60,7 +69,7 @@
     jsonschema
     scipy
   ];
-  SETUPTOOLS_SCM_PRETEND_VERSION = version;
+
   dontUseSetuptoolsCheck = true;
   postFixup = ''
     wrapQtApp $out/bin/napari

pkgs/top-level/python-packages.nix

@@ -5429,6 +5429,8 @@ in {
 
   napari-console = callPackage ../development/python-modules/napari-console { };
 
+  napari-npe2 = callPackage ../development/python-modules/napari-npe2 { };
+
   napari-plugin-engine = callPackage ../development/python-modules/napari-plugin-engine { };
 
   napari-svg = callPackage ../development/python-modules/napari-svg { };