{ description = "A basic flake with a shell"; inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-25.05-darwin"; inputs.systems.url = "github:nix-systems/default"; inputs.flake-utils = { url = "github:numtide/flake-utils"; inputs.systems.follows = "systems"; }; outputs = { nixpkgs, flake-utils, ... }: flake-utils.lib.eachDefaultSystem ( system: let pkgs = nixpkgs.legacyPackages.${system}; in { devShells.default = pkgs.mkShell { packages = [ pkgs.bashInteractive pkgs.python313Full pkgs.python313Packages.numpy pkgs.python313Packages.matplotlib pkgs.python313Packages.jupyter pkgs.python313Packages.ipython pkgs.python313Packages.scipy pkgs.python313Packages.ipykernel pkgs.python313Packages.sympy pkgs.python313Packages.torch pkgs.python313Packages.h5py pkgs.python313Packages.lxml pkgs.python313Packages.pandas ]; }; } ); }