flakes/mypackages/overlays/python-packages/default.nix

   1 let
   2   fromMyPythonPackages = name: self: super: {
   3     pythonOverrides = self.buildPythonOverrides (pyself: pysuper: {
   4       "${name}" = self."${pyself.python.pname}PackagesPlus"."${name}";
   5     }) super.pythonOverrides;
   6   };
   7 in
   8 {
   9   # https://github.com/NixOS/nixpkgs/issues/44426
  10   # needs to come before all other in alphabetical order (or make use of
  11   # lib.mkBefore)
  12   __pythonOverlayFix = self: super: let
  13     pyNames = [ "python3" "python37" "python38" ];
  14     overriddenPython = name: [
  15       { inherit name; value = super.${name}.override { packageOverrides = self.pythonOverrides; }; }
  16       { name = "${name}Packages"; value = self.recurseIntoAttrs self.${name}.pkgs; }
  17     ];
  18     overriddenPythons = builtins.concatLists (map overriddenPython pyNames);
  19   in {
  20     pythonOverrides = pyself: pysuper: {};
  21     buildPythonOverrides = newOverrides: currentOverrides: super.lib.composeExtensions newOverrides currentOverrides;
  22   } // super.lib.attrsets.listToAttrs overriddenPythons;
  23
  24
  25   blivet3 = fromMyPythonPackages "blivet3";
  26   pymilter = fromMyPythonPackages "pymilter";
  27   matrix-webhook = fromMyPythonPackages "matrix-webhook";
  28 }