{
  lib,
  accelerate,
  buildPythonPackage,
  clean-fid,
  clip-anytorch,
  dctorch,
  einops,
  fetchFromGitHub,
  jsonmerge,
  kornia,
  pillow,
  pythonOlder,
  rotary-embedding-torch,
  safetensors,
  scikit-image,
  scipy,
  torch,
  torchdiffeq,
  torchsde,
  torchvision,
  tqdm,
  wandb,
}:

buildPythonPackage rec {
  pname = "k-diffusion";
  version = "0.1.1.post1";
  format = "setuptools";

  disabled = pythonOlder "3.7";

  src = fetchFromGitHub {
    owner = "crowsonkb";
    repo = "k-diffusion";
    rev = "refs/tags/v${version}";
    hash = "sha256-x/UHzobQv5ov0luUHqC8OA5YbtF+aWL39/SQtzTm0RM=";
  };

  propagatedBuildInputs = [
    accelerate
    clean-fid
    clip-anytorch
    dctorch
    einops
    jsonmerge
    kornia
    pillow
    rotary-embedding-torch
    scikit-image
    scipy
    safetensors
    torch
    torchdiffeq
    torchsde
    torchvision
    tqdm
    wandb
  ];

  pythonImportsCheck = [ "k_diffusion" ];

  # no tests
  doCheck = false;

  meta = with lib; {
    description = "Karras et al. (2022) diffusion models for PyTorch";
    homepage = "https://github.com/crowsonkb/k-diffusion";
    license = licenses.mit;
    maintainers = teams.tts.members;
  };
}