anchor.diff:      repo = "ion-python";
       rev = "v${version}";
       fetchSubmodules = true;
  -    hash = "sha256-BLlKxm63KsmMFajS4uJne/LPNXboOfy4uVm8HqO9Wfo=";
  +    hash = "sha256-FLwzHcge+vLcRY4gOzrxS3kWlprCkRXX5KeGOoTJDSw=";
     };
   
     postPatch = ''
  
positive.code: 
    checkInputs = [
      pytestCheckHook
    ];
  
    pythonImportsCheck = [
  
negative.code: 
  buildPythonPackage rec {
    pname = "amazon-ion";
    version = "0.9.3";
    format = "setuptools";
  
    disabled = pythonOlder "3.7";
  