{
  description = "Display stats about your spotify playlists";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, nixpkgs, flake-utils }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import nixpkgs {
          inherit system;
        };

        py = pkgs.python310.withPackages(p: with p; [
          spotipy
          matplotlib
          flask
          python-dotenv
        ]);
      in
      {
        devShell = pkgs.mkShell {
          nativeBuildInputs = [ py pkgs.poetry ];
        };
      });
}