File size: 2,225 Bytes
b5b9c2e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | # nix/python.nix — uv2nix virtual environment builder
{
python311,
lib,
callPackage,
uv2nix,
pyproject-nix,
pyproject-build-systems,
stdenv,
}:
let
workspace = uv2nix.lib.workspace.loadWorkspace { workspaceRoot = ./..; };
hacks = callPackage pyproject-nix.build.hacks { };
overlay = workspace.mkPyprojectOverlay {
sourcePreference = "wheel";
};
isAarch64Darwin = stdenv.hostPlatform.system == "aarch64-darwin";
# Keep the workspace locked through uv2nix, but supply the local voice stack
# from nixpkgs so wheel-only transitive artifacts do not break evaluation.
mkPrebuiltPassthru = dependencies: {
inherit dependencies;
optional-dependencies = { };
dependency-groups = { };
};
mkPrebuiltOverride = final: from: dependencies:
hacks.nixpkgsPrebuilt {
inherit from;
prev = {
nativeBuildInputs = [ final.pyprojectHook ];
passthru = mkPrebuiltPassthru dependencies;
};
};
pythonPackageOverrides = final: _prev:
if isAarch64Darwin then {
numpy = mkPrebuiltOverride final python311.pkgs.numpy { };
av = mkPrebuiltOverride final python311.pkgs.av { };
humanfriendly = mkPrebuiltOverride final python311.pkgs.humanfriendly { };
coloredlogs = mkPrebuiltOverride final python311.pkgs.coloredlogs {
humanfriendly = [ ];
};
onnxruntime = mkPrebuiltOverride final python311.pkgs.onnxruntime {
coloredlogs = [ ];
numpy = [ ];
packaging = [ ];
};
ctranslate2 = mkPrebuiltOverride final python311.pkgs.ctranslate2 {
numpy = [ ];
pyyaml = [ ];
};
faster-whisper = mkPrebuiltOverride final python311.pkgs.faster-whisper {
av = [ ];
ctranslate2 = [ ];
huggingface-hub = [ ];
onnxruntime = [ ];
tokenizers = [ ];
tqdm = [ ];
};
} else {};
pythonSet =
(callPackage pyproject-nix.build.packages {
python = python311;
}).overrideScope
(lib.composeManyExtensions [
pyproject-build-systems.overlays.default
overlay
pythonPackageOverrides
]);
in
pythonSet.mkVirtualEnv "hermes-agent-env" {
hermes-agent = [ "all" ];
}
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