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feat: add nix flake with uv2nix packaging and pytest checks

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This commit is contained in:
Konstantin Fickel 2026-02-13 20:44:12 +01:00
parent 09ff809e9a
commit c818e6452e
Signed by: kfickel
GPG key ID: A793722F9933C1A5
4 changed files with 255 additions and 1 deletions
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3
.gitignore vendored
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@ -16,3 +16,6 @@ wheels/
# bulkgen state
.bulkgen.state.yaml
# Nix
result

99
flake.lock generated Normal file
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@ -0,0 +1,99 @@
{
"nodes": {
"nixpkgs": {
"locked": {
"lastModified": 1770841267,
"narHash": "sha256-9xejG0KoqsoKEGp2kVbXRlEYtFFcDTHjidiuX8hGO44=",
"owner": "nixos",
"repo": "nixpkgs",
"rev": "ec7c70d12ce2fc37cb92aff673dcdca89d187bae",
"type": "github"
},
"original": {
"owner": "nixos",
"ref": "nixos-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"pyproject-build-systems": {
"inputs": {
"nixpkgs": [
"nixpkgs"
],
"pyproject-nix": [
"pyproject-nix"
],
"uv2nix": [
"uv2nix"
]
},
"locked": {
"lastModified": 1763662255,
"narHash": "sha256-4bocaOyLa3AfiS8KrWjZQYu+IAta05u3gYZzZ6zXbT0=",
"owner": "pyproject-nix",
"repo": "build-system-pkgs",
"rev": "042904167604c681a090c07eb6967b4dd4dae88c",
"type": "github"
},
"original": {
"owner": "pyproject-nix",
"repo": "build-system-pkgs",
"type": "github"
}
},
"pyproject-nix": {
"inputs": {
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1769936401,
"narHash": "sha256-kwCOegKLZJM9v/e/7cqwg1p/YjjTAukKPqmxKnAZRgA=",
"owner": "pyproject-nix",
"repo": "pyproject.nix",
"rev": "b0d513eeeebed6d45b4f2e874f9afba2021f7812",
"type": "github"
},
"original": {
"owner": "pyproject-nix",
"repo": "pyproject.nix",
"type": "github"
}
},
"root": {
"inputs": {
"nixpkgs": "nixpkgs",
"pyproject-build-systems": "pyproject-build-systems",
"pyproject-nix": "pyproject-nix",
"uv2nix": "uv2nix"
}
},
"uv2nix": {
"inputs": {
"nixpkgs": [
"nixpkgs"
],
"pyproject-nix": [
"pyproject-nix"
]
},
"locked": {
"lastModified": 1770770348,
"narHash": "sha256-A2GzkmzdYvdgmMEu5yxW+xhossP+txrYb7RuzRaqhlg=",
"owner": "pyproject-nix",
"repo": "uv2nix",
"rev": "5d1b2cb4fe3158043fbafbbe2e46238abbc954b0",
"type": "github"
},
"original": {
"owner": "pyproject-nix",
"repo": "uv2nix",
"type": "github"
}
}
},
"root": "root",
"version": 7
}

152
flake.nix Normal file
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@ -0,0 +1,152 @@
{
description = "bulkgen - Bulk-Generate Images with Generative AI";
inputs = {
nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
pyproject-nix = {
url = "github:pyproject-nix/pyproject.nix";
inputs.nixpkgs.follows = "nixpkgs";
};
uv2nix = {
url = "github:pyproject-nix/uv2nix";
inputs.pyproject-nix.follows = "pyproject-nix";
inputs.nixpkgs.follows = "nixpkgs";
};
pyproject-build-systems = {
url = "github:pyproject-nix/build-system-pkgs";
inputs.pyproject-nix.follows = "pyproject-nix";
inputs.uv2nix.follows = "uv2nix";
inputs.nixpkgs.follows = "nixpkgs";
};
};
outputs =
{
nixpkgs,
pyproject-nix,
uv2nix,
pyproject-build-systems,
...
}:
let
inherit (nixpkgs) lib;
forAllSystems = lib.genAttrs lib.systems.flakeExposed;
workspace = uv2nix.lib.workspace.loadWorkspace { workspaceRoot = ./.; };
overlay = workspace.mkPyprojectOverlay {
sourcePreference = "wheel";
};
editableOverlay = workspace.mkEditablePyprojectOverlay {
root = "$REPO_ROOT";
};
pythonSets = forAllSystems (
system:
let
pkgs = nixpkgs.legacyPackages.${system};
inherit (pkgs) stdenv;
baseSet = pkgs.callPackage pyproject-nix.build.packages {
python = pkgs.python313;
};
pyprojectOverrides = _final: prev: {
bulkgen = prev.bulkgen.overrideAttrs (old: {
passthru = old.passthru // {
tests = (old.passthru.tests or { }) // {
pytest = stdenv.mkDerivation {
name = "${_final.bulkgen.name}-pytest";
inherit (_final.bulkgen) src;
nativeBuildInputs = [
(_final.mkVirtualEnv "bulkgen-pytest-env" {
bulkgen = [ "dev" ];
})
];
dontConfigure = true;
buildPhase = ''
runHook preBuild
# Exit code 5 means no tests collected — allow it so the
# check succeeds on an empty test suite.
pytest || [ $? -eq 5 ]
runHook postBuild
'';
installPhase = ''
runHook preInstall
touch $out
runHook postInstall
'';
};
};
};
});
};
in
baseSet.overrideScope (
lib.composeManyExtensions [
pyproject-build-systems.overlays.default
overlay
pyprojectOverrides
]
)
);
in
{
packages = forAllSystems (
system:
let
pythonSet = pythonSets.${system};
pkgs = nixpkgs.legacyPackages.${system};
inherit (pkgs.callPackages pyproject-nix.build.util { }) mkApplication;
in
{
default = mkApplication {
venv = pythonSet.mkVirtualEnv "bulkgen-env" workspace.deps.default;
package = pythonSet.bulkgen;
};
}
);
checks = forAllSystems (
system:
let
pythonSet = pythonSets.${system};
in
{
inherit (pythonSet.bulkgen.passthru.tests) pytest;
}
);
devShells = forAllSystems (
system:
let
pkgs = nixpkgs.legacyPackages.${system};
pythonSet = pythonSets.${system}.overrideScope editableOverlay;
virtualenv = pythonSet.mkVirtualEnv "bulkgen-dev-env" workspace.deps.all;
in
{
default = pkgs.mkShell {
packages = [
virtualenv
pkgs.uv
];
env = {
UV_NO_SYNC = "1";
UV_PYTHON = pythonSet.python.interpreter;
UV_PYTHON_DOWNLOADS = "never";
};
shellHook = ''
unset PYTHONPATH
export REPO_ROOT=$(git rev-parse --show-toplevel)
'';
};
}
);
};
}

2
pyproject.toml
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@ -14,7 +14,7 @@ dependencies = [
]
[project.scripts]
bulkgen = "main:main"
bulkgen = "bulkgen.cli:app"
[build-system]
requires = ["hatchling"]