todo

1. Py proj nix to gret shell
2. make process compose for mongo + python
3. what exactly packaging is?
4. package
5. release

{
  inputs = {
    dream2nix.url = "github:nix-community/dream2nix";
    nixpkgs.follows = "dream2nix/nixpkgs";
  };

  outputs =
    { self
    , dream2nix
    , nixpkgs
    ,
    }:
    let
      eachSystem = nixpkgs.lib.genAttrs [
        "aarch64-darwin"
        "aarch64-linux"
        "x86_64-darwin"
        "x86_64-linux"
      ];
    in
    {
      packages = eachSystem (system: {
        default =
          let

            pkgs = import nixpkgs {
              inherit system;
              config = {
                allowBroken = true;
                permittedInsecurePackages = [
                  "python-2.7.18.8"
                ];
              };
            };
          in
          dream2nix.lib.evalModules {

            packageSets.nixpkgs = pkgs;
            modules = [
              ./default.nix # 
              {
                paths.projectRoot = ./explainshell;
                paths.projectRootFile = "flake.nix";
                paths.package = ./explainshell;
              }
            ];
          };
      });
    };
}












{
  description = "Description for the project";

  inputs = {
    flake-parts.url = "github:hercules-ci/flake-parts";
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
  };

  outputs = inputs@{ flake-parts, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {
      systems = [ "x86_64-linux" "aarch64-linux" "aarch64-darwin" "x86_64-darwin" ];
      perSystem = { config, self', inputs', pkgs, system, ... }:
        let pythonPackages = pkgs.python2.withPackages (ps: [ ps.flask ps.MarkupSafe ps.nose ps.pymongo ps.bashlex ps.nltk ps.asdsaddsa ]); in {
          _module.args.pkgs = import inputs.nixpkgs {
            inherit system;
            config = {
              permittedInsecurePackages = [
                "python-2.7.18.8"
              ];
            };
          };
          packages.default = pythonPackages.pkgs.buildPythonApplication {
            pname = "explainshell";
            version = "0.1.0";
            src = ./explainshell;
          };
        };
    };
}


# Flask==0.12
# nltk==3.4.5
# MarkupSafe==1.1.1
# nose==1.3.0
# pymongo==3.13.0
# bashlex==0.12















{
  config,
  lib,
  dream2nix,
  ...
}: {
  imports = [
    dream2nix.modules.dream2nix.pip # 
  ];

  deps = {nixpkgs, ...}: {
    python = nixpkgs.python2; # 
    inherit # 
      (nixpkgs)
      pkg-config
      zlib
      libjpeg
      ;
  };

  name = "explainshell"; # 
  version = "0.1.0";

  mkDerivation = { #
    src = ./explainshell; 
    nativeBuildInputs = [
      config.deps.pkg-config
    ];
    propagatedBuildInputs = [
      config.deps.zlib
      config.deps.libjpeg
    ];
  };

  buildPythonPackage = { # 
    pythonImportsCheck = [
      "PIL"
    ];
  };

  pip = {
    requirementsList = ["${config.name}==${config.version}"]; # 
    pipFlags = [ # 
      "--no-binary"
      ":all:"
    ];
  };
}