initial commit with dilithium working via nix

dont create new venv, handle "which python" path as venv

.envrc

+use nix

dilithium.nix

+{
+  buildPythonPackage,
+  fetchPypi,
+
+  # propagates
+  numpy,
+  pycryptodome,
+}:
+
+buildPythonPackage rec {
+  pname = "dilithium";
+  version = "1.0.6";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-PZeFjvUCuIM3AGpTY/j6Pi9VrpWPYFEBWgltnqWtOeo=";
+  };
+
+  propagatedBuildInputs = [
+    numpy
+    pycryptodome
+  ];
+
+  pythonImportsCheck = [
+    "dilithium"
+  ];
+}
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main.py

+import dilithium.dilithium
+from dilithium import Dilithium
+
+d1 = Dilithium(dilithium.dilithium.DEFAULT_PARAMETERS["dilithium3"])
+a, b = d1.keygen([1,2,3,4])
+print(a)
+print(b)
\ No newline at end of file

shell.nix

+{
+  pkgs ? import <nixpkgs> { },
+}:
+let
+  mypython = pkgs.python3.withPackages (python-pkgs: [
+    python-pkgs.numpy
+    (python-pkgs.callPackage ./dilithium.nix { })
+  ]);
+in
+pkgs.mkShell {
+  buildInputs = [
+    mypython
+  ];
+}
\ No newline at end of file