initial python packaging and nix flake

default.nix

@@ -0,0 +1,34 @@
+{
+  pkgs ? import <nixpkgs> { },
+  # just so i can use the same pinned version as the flake...
+  pyctr ? (
+    let
+      flakeLock = builtins.fromJSON (builtins.readFile ./flake.lock);
+      pyctr-repo = import (builtins.fetchTarball (
+        with flakeLock.nodes.pyctr.locked;
+        {
+          url = "https://github.com/${owner}/${repo}/archive/${rev}.tar.gz";
+        }
+      )) { inherit pkgs; };
+    in
+    pyctr-repo.pyctr
+  ),
+  save3ds ? (
+    let
+      flakeLock = builtins.fromJSON (builtins.readFile ./flake.lock);
+      hax-nur-repo = import (builtins.fetchTarball (
+        with flakeLock.nodes.hax-nur.locked;
+        {
+          url = "https://github.com/${owner}/${repo}/archive/${rev}.tar.gz";
+        }
+      )) { inherit pkgs; };
+    in
+    hax-nur-repo.save3ds
+  ),
+}:
+
+rec {
+  custominstall = pkgs.python3Packages.callPackage ./package.nix {
+    inherit pyctr save3ds;
+  };
+}