update system

shell/python.nix

@@ -0,0 +1,19 @@
+let
+  unstable = import (fetchTarball https://nixos.org/channels/nixos-unstable/nixexprs.tar.xz) { };
+in
+{ pkgs ? import <nixpkgs> { } }:
+pkgs.mkShell {
+  buildInputs = with pkgs; [
+    stdenv
+    gnumake
+    cmake
+    python311Full
+    python310Packages.nltk
+    python310Packages.pip
+    conda
+    poetry
+    ninja
+    nodejs
+  ];
+  LD_LIBRARY_PATH = "${pkgs.stdenv.cc.cc.lib}/lib";
+}