# Temporary stuff (e.g., upstream bug fixes that haven't landed)
#
# self  - next package set (after our additions)
# super - prior package set (before our additions)
# pkgs  - final package set (after everyone's additions)
#

self: super: pkgs: with pkgs; {

  # tensorflow requires cudatoolkit90
  inherit (callPackages ./tf-cudatoolkit.nix { }) cudatoolkit90;
  inherit (callPackages ./tf-cudnn.nix { }) cudnn_cudatoolkit90;

  # https://github.com/NixOS/nixpkgs/issues/44426
  python27 = super.python27.override { packageOverrides = pythonOverrides; };
  python34 = super.python34.override { packageOverrides = pythonOverrides; };
  python35 = super.python35.override { packageOverrides = pythonOverrides; };
  python36 = super.python36.override { packageOverrides = pythonOverrides; };

  pythonOverrides = import ./python-packages.nix pkgs;

  # same for R as Python (except we have to do the self/super plumbing)
  rPackages = super.rPackages.override {
    overrides =
      let
        overrides = rOverrides self super.rPackages;
        self = super.rPackages // overrides;
      in
        overrides;
  };

  rOverrides = import ./r-modules.nix pkgs;
}