anchor.diff:      ln -s ${compyte} $out/${python.sitePackages}/pycuda/compyte 
     '';
   
  -  doCheck = pythonOlder "3.5";
  +  # Requires access to libcuda.so.1 which is provided by the driver
  +  doCheck = false;
  +
  +  checkPhase = ''
  +    py.test
  +  '';
   
     propagatedBuildInputs = [
       numpy
  
positive.code:   };
  in
  buildPythonPackage rec {
    name = "pycuda-${version}"; 
    version = "2016.1"; 
  
    src = fetchFromGitHub {
      owner = "inducer"; 
      repo = "pycuda";
      rev = "609817e22c038249f5e9ddd720b3ca5a9d58ca11"; 
      sha256 = "0kg6ayxsw2gja9rqspy6z8ihacf9jnxr8hzywjwmj1izkv24cff7"; 
    }; 
  
    preConfigure = ''
      findInputs ${boost.dev} boost_dirs propagated-native-build-inputs
  
      export BOOST_INCLUDEDIR=$(echo $boost_dirs | sed -e s/\ /\\n/g - | grep '\-dev')/include
      export BOOST_LIBRARYDIR=$(echo $boost_dirs | sed -e s/\ /\\n/g - | grep -v '\-dev')/lib
      
      ${python.interpreter} configure.py --boost-inc-dir=$BOOST_INCLUDEDIR \
                              --boost-lib-dir=$BOOST_LIBRARYDIR \
                              --no-use-shipped-boost \
  
negative.code: , mkDerivation
  , stdenv
  , pythonOlder
  , isPy35
  }:
  let
    compyte = import ./compyte.nix {
  