{ pkgs ? import <nixpkgs> {}, ... }:

pkgs.mkShell {
  packages = with pkgs; [
    python39
    (poetry.override { python3 = python39; })
    git
    zlib
    libgccjit
    glibc
    glibc_multi
  ];

  shellHook = ''
    export LD_LIBRARY_PATH="${pkgs.glibc}/lib:${pkgs.glibc_multi}/lib:${pkgs.zlib}/lib:${pkgs.libgccjit}/lib"
    [ ! -f "pyproject.toml" ] && poetry init -n
    poetry env use "$(command -v ${pkgs.python39}/bin/python)"
    [ -d "./.venv" ] && source .venv/bin/activate
  '';
}