piker/flake.nix

51 lines
1.3 KiB
Nix

# An "impure" template thx to `pyproject.nix`,
# https://pyproject-nix.github.io/pyproject.nix/templates.html#impure
# https://github.com/pyproject-nix/pyproject.nix/blob/master/templates/impure/flake.nix
{
description = "An impure `piker` overlay using `uv` with Nix(OS)";
inputs = {
nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
};
outputs =
{ nixpkgs, ... }:
let
inherit (nixpkgs) lib;
forAllSystems = lib.genAttrs lib.systems.flakeExposed;
in
{
devShells = forAllSystems (
system:
let
pkgs = nixpkgs.legacyPackages.${system};
in
{
default = pkgs.mkShell {
packages = [
pkgs.python313
pkgs.uv
];
shellHook = ''
unset PYTHONPATH
# expose C++ stdlib to overlay
export LD_LIBRARY_PATH="${pkgs.stdenv.cc.cc.lib}/lib:$LD_LIBRARY_PATH"
# always use the ./py313/ venv-subdir
export UV_PROJECT_ENVIRONMENT="py313"
# sync project-env with all extras
uv sync --dev --all-extras
# NOTE, to launch the py-venv installed `xonsh` (like @goodboy)
# run the `nix develop` cmd with,
# >> nix develop -c uv run xonsh
'';
};
}
);
};
}