anchor.diff:      "show_versions"
       "test_make_imbalanced_iris"
       "test_rusboost[SAMME.R]"
  +
  +    # https://github.com/scikit-learn-contrib/imbalanced-learn/issues/824
  +    "ValueDifferenceMetric"
     ];
   
     meta = with lib; {
  
positive.code: { lib, buildPythonPackage, fetchPypi, isPy27
  , fetchpatch
  , pandas
  , pytestCheckHook
  , scikitlearn
  
negative.code: 
  buildPythonPackage rec {
    pname = "imbalanced-learn";
    version = "0.8.0";
    disabled = isPy27; # scikit-learn>=0.21 doesn't work on python2
  
    src = fetchPypi {
      inherit pname version;
      sha256 = "0a9xrw4qsh95g85pg2611hvj6xcfncw646si2icaz22haw1x410w";
    };
  
    propagatedBuildInputs = [ scikitlearn ];
    checkInputs = [ pytestCheckHook pandas ];
  