anchor.diff:  buildPythonPackage rec {
     pname = "openstacksdk";
     version = "0.99.0";
  +  format = "setuptools";
  +
  +  disabled = pythonOlder "3.6";
   
     src = fetchPypi {
       inherit pname version;
  -    sha256 = "sha256-P3PDzCgInpOzQut/NIsoX1pl/+UFiYvhXbJQx1u4Ves=";
  +    hash = "sha256-P3PDzCgInpOzQut/NIsoX1pl/+UFiYvhXbJQx1u4Ves=";
     };
   
     propagatedBuildInputs = [
  
positive.code: , netifaces
  , os-service-types
  , pbr
  , pyyaml
  , requestsexceptions
  }:
  
negative.code:     tests = callPackage ./tests.nix { };
    };
  
    pythonImportsCheck = [
      "openstack"
    ];
  
    meta = with lib; {
      description = "An SDK for building applications to work with OpenStack";
  