anchor.diff:      qiskit-ibmq-provider
       qiskit-ignis
       qiskit-terra
  -  ];
  +  ] ++ lib.optionals withOptionalPackages optionalQiskitPackages;
   
     checkInputs = [ pytestCheckHook ];
   
  
positive.code: , qiskit-ibmq-provider
  , qiskit-ignis
  , qiskit-terra
    # Check Inputs
  , pytestCheckHook
  }:
  
  buildPythonPackage rec {
    pname = "qiskit";
    # NOTE: This version denotes a specific set of subpackages. See https://qiskit.org/documentation/release_notes.html#version-history
    version = "0.26.2";
  
    disabled = pythonOlder "3.6";
  
  
negative.code:     owner = "qiskit";
      repo = "qiskit";
      rev = version;
      sha256 = "sha256-fKR072hOD0a9TtWulqyKUT3Riwq+NHTtciR+NN5JC1Y=";
    };
  
    propagatedBuildInputs = [
  