anchor.diff:  
   buildPythonPackage rec {
     pname = "qiskit-aer";
  -  version = "0.10.3";
  +  version = "0.10.4";
     format = "pyproject";
   
     disabled = pythonOlder "3.6";
  
positive.code:     owner = "Qiskit";
      repo = "qiskit-aer";
      rev = version;
      sha256 = "sha256-COvJCj18qRNQJUXKrtlYJQGLjna44IgtNZeNVJJaIHg=";
    };
  
    postPatch = ''
  
negative.code:     cvxpy
      cython  # generates some cython files at runtime that need to be cython-ized
      numpy
      pybind11
    ];
  
    preBuild = ''
  