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{ lib
, stdenv
, buildPythonPackage
, fetchFromGitHub
, pythonOlder
, writeText
, setuptools
, wheel
, filelock
, huggingface-hub
, importlib-metadata
, numpy
, pillow
, regex
, requests
, safetensors
# optional dependencies
, accelerate
, datasets
, flax
, jax
, jaxlib
, jinja2
, peft
, protobuf
, tensorboard
, torch
# test dependencies
, parameterized
, pytest-timeout
, pytest-xdist
, pytestCheckHook
, requests-mock
, scipy
, sentencepiece
, torchsde
, transformers
}:
buildPythonPackage rec {
pname = "diffusers";
version = "0.27.2";
pyproject = true;
disabled = pythonOlder "3.8";
src = fetchFromGitHub {
owner = "huggingface";
repo = "diffusers";
rev = "refs/tags/v${version}";
hash = "sha256-aRnbU3jN40xaCsoMFyRt1XB+hyIYMJP2b/T1yZho90c=";
};
nativeBuildInputs = [
setuptools
wheel
];
propagatedBuildInputs = [
filelock
huggingface-hub
importlib-metadata
numpy
pillow
regex
requests
safetensors
];
passthru.optional-dependencies = {
flax = [
flax
jax
jaxlib
];
torch = [
accelerate
torch
];
training = [
accelerate
datasets
jinja2
peft
protobuf
tensorboard
];
};
pythonImportsCheck = [
"diffusers"
];
# tests crash due to torch segmentation fault
doCheck = !(stdenv.isLinux && stdenv.isAarch64);
nativeCheckInputs = [
parameterized
pytest-timeout
pytest-xdist
pytestCheckHook
requests-mock
scipy
sentencepiece
torchsde
transformers
] ++ passthru.optional-dependencies.torch;
preCheck = let
# This pytest hook mocks and catches attempts at accessing the network
# tests that try to access the network will raise, get caught, be marked as skipped and tagged as xfailed.
# cf. python3Packages.shap
conftestSkipNetworkErrors = writeText "conftest.py" ''
from _pytest.runner import pytest_runtest_makereport as orig_pytest_runtest_makereport
import urllib3
class NetworkAccessDeniedError(RuntimeError): pass
def deny_network_access(*a, **kw):
raise NetworkAccessDeniedError
urllib3.connection.HTTPSConnection._new_conn = deny_network_access
def pytest_runtest_makereport(item, call):
tr = orig_pytest_runtest_makereport(item, call)
if call.excinfo is not None and call.excinfo.type is NetworkAccessDeniedError:
tr.outcome = 'skipped'
tr.wasxfail = "reason: Requires network access."
return tr
'';
in ''
export HOME=$TMPDIR
cat ${conftestSkipNetworkErrors} >> tests/conftest.py
'';
pytestFlagsArray = [
"tests/"
];
disabledTests = [
# depends on current working directory
"test_deprecate_stacklevel"
# fails due to precision of floating point numbers
"test_model_cpu_offload_forward_pass"
# tries to run ruff which we have intentionally removed from nativeCheckInputs
"test_is_copy_consistent"
];
meta = with lib; {
description = "State-of-the-art diffusion models for image and audio generation in PyTorch";
mainProgram = "diffusers-cli";
homepage = "https://github.com/huggingface/diffusers";
changelog = "https://github.com/huggingface/diffusers/releases/tag/${src.rev}";
license = licenses.asl20;
maintainers = with maintainers; [ natsukium ];
};
}
|