{ inputs = { nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; }; outputs = {nixpkgs, ...}: let system = "x86_64-linux"; pkgs = nixpkgs.legacyPackages.${system}; in { devShells.${system}.default = pkgs.mkShell { packages = [ pkgs.python3 pkgs.poetry ]; env = { # Workaround in linux: python downloads ELF's that can't find glibc # You would see errors like: error while loading shared libraries: name.so: cannot open shared object file: No such file or directory LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath [ pkgs.stdenv.cc.cc # Add any missing library needed # You can use the nix-index package to locate them, e.g. nix-locate -w --top-level --at-root /lib/libudev.so.1 ]; # Put the venv on the repo, so direnv can access it POETRY_VIRTUALENVS_IN_PROJECT = "true"; POETRY_VIRTUALENVS_PATH = "{project-dir}/.venv"; # Use python from path, so you can use a different version to the one bundled with poetry POETRY_VIRTUALENVS_PREFER_ACTIVE_PYTHON = "true"; }; }; }; }