anchor.diff:    pname = "hyppo";
     version = "0.2.2";
   
  -  disabled = isPy27;
  +  disabled = pythonOlder "3.6";
   
     src = fetchFromGitHub {
       owner = "neurodata";
  
positive.code:     scipy
    ];
  
    checkInputs = [ pytestCheckHook pytest-cov matplotlib seaborn ];
    disabledTestPaths = [
      "docs"
      "benchmarks"
  
negative.code: { lib
  , buildPythonPackage
  , pythonOlder
  , fetchFromGitHub
  , pytestCheckHook
  , numba
  , numpy
  , scikit-learn
  , scipy
  