piker/flake.nix

86 lines
2.8 KiB
Nix

# NOTE: to convert to a poetry2nix env like this here are the
# steps:
# - install poetry in your system nix config
# - convert the repo to use poetry using `poetry init`:
# https://python-poetry.org/docs/basic-usage/#initialising-a-pre-existing-project
# - then manually ensuring all deps are converted over:
{
description = "piker: trading gear for hackers (pkged with poetry2nix)";
inputs.flake-utils.url = "github:numtide/flake-utils";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
inputs.poetry2nix = {
url = "github:nix-community/poetry2nix";
inputs.nixpkgs.follows = "nixpkgs";
};
outputs = {
self,
nixpkgs,
flake-utils,
poetry2nix,
}:
flake-utils.lib.eachDefaultSystem (system:
let
# use PWD as sources
projectDir = ./.;
pyproject = ./pyproject.toml;
poetrylock = ./poetry.lock;
# TODO: port to 3.11 and support both versions?
python = "python3.10";
# see https://github.com/nix-community/poetry2nix/tree/master#api
# for more functions and examples.
# inherit
# (poetry2nix.legacyPackages.${system})
# mkPoetryApplication;
# pkgs = nixpkgs.legacyPackages.${system};
pkgs = nixpkgs.legacyPackages.x86_64-linux;
in
{
# let
# devEnv = poetry2nix.mkPoetryEnv {
# projectDir = ./.;
# };
packages = {
piker = poetry2nix.mkPoetryEditablePackage {
# env = poetry2nix.mkPoetryEnv {
# NOTE: taken from surrounding inputs
# projectDir = projectDir;
editablePackageSources = { piker = ./piker; };
# override msgspec to include setuptools as input
# https://github.com/nix-community/poetry2nix/blob/master/docs/edgecases.md#modulenotfounderror-no-module-named-packagenamed
overrides = poetry2nix.defaultPoetryOverrides.extend
(self: super: {
msgspec = super.msgspec.overridePythonAttrs
(
old: {
buildInputs = (old.buildInputs or [ ]) ++ [ super.setuptools ];
}
);
}
);
};
};
# boot xonsh inside the poetry virtualenv when
# define the custom entry point via an expected
# output-attr that `nix-develop` scans for:
# https://nixos.org/manual/nix/stable/command-ref/new-cli/nix3-develop.html#flake-output-attributes
devShells.default = pkgs.mkShell {
# packages = [ poetry2nix.packages.${system}.poetry ];
packages = [ poetry2nix.packages.x86_64-linux.poetry ];
shellHook = "poetry run xonsh";
# shellHook = "poetry shell";
};
}
);
}