anchor.diff:  , requests
   , requests_ntlm
   , websockets
  +  # Visualization inputs
  +, ipykernel
  +, ipyvuetify
  +, ipywidgets
  +, matplotlib
  +, nbconvert
  +, nbformat
  +, plotly
  +, pyperclip
  +, seaborn
     # check inputs
   , pytestCheckHook
  +, pproxy
   , vcrpy
  -, pproxy
   }:
   
   buildPythonPackage rec {
     pname = "qiskit-ibmq-provider";
  -  version = "0.5.0";
  +  version = "0.6.0";
   
     disabled = pythonOlder "3.6";
   
  
positive.code:   '';
  
    # Most tests require credentials to run on IBMQ
    checkInputs = [ pytestCheckHook vcrpy pproxy ];
    dontUseSetuptoolsCheck = true;
    pythonImportsCheck = [ "qiskit.providers.ibmq" ];
    disabledTests = [ "test_old_api_url" "test_non_auth_url" "test_non_auth_url_with_hub" ];  # tests require internet connection
    # skip tests that require IBMQ credentials, vs failing.
    preCheck = ''
      pushd /build/source  # run pytest from /build vs $out
      substituteInPlace test/decorators.py --replace "Exception('Could not locate valid credentials.')" "SkipTest('No IBMQ Credentials provided for tests')"
    '';
    postCheck = ''
      popd
    '';
  
    meta = with lib; {
      description = "Qiskit provider for accessing the quantum devices and simulators at IBMQ";
  
negative.code:     owner = "Qiskit";
      repo = pname;
      rev = version;
      sha256 = "0arbhwaa2kx04jbrj6hk3vvn92wdk6lrr9zx36pr6p22r0yyxnj9";
    };
  
    propagatedBuildInputs = [
  