anchor.diff:      owner  = "dipy";
       repo   = pname;
       rev    = version;
  -    sha256 = "0x49lph400ndlvk419nd2g9ss4jg75xr7xh88ggv5d2ama19v7py";
  +    sha256 = "0555abx0fwqmk6dc3im7r45d9j7r9xh6gm9mbwfwvlf7laf8h098";
     };
   
     nativeBuildInputs = [ cython packaging ];
  
positive.code:     scipy
      h5py
      nibabel
    ];
  
    checkInputs = [ pytest ];
  
negative.code: , scipy
  , h5py
  , nibabel
  , tqdm
  }:
  
  buildPythonPackage rec {
    pname = "dipy";
    version = "1.3.0";
  
    disabled = isPy27;
  
  