anchor.diff:      falcon
       flask_login
       gevent
  +    httpx
       jsonschema
       pure-eval
  +    pyramid
  +    pyspark
       pytest-django
       pytest-forked
       pytest-localserver
       pytestCheckHook
       rq
  +    sanic
  +    sanic-testing
       sqlalchemy
       tornado
       trytond
       werkzeug
  -  ] ++ lib.optionals isPy3k [
  -    aiohttp
  -    celery
  -    httpx
  -    pyramid
  -    pyspark
  -    sanic
  -    sanic-testing
     ];
   
     doCheck = !stdenv.isDarwin;
  
positive.code:   ];
  
    checkInputs = [
      asttokens
      blinker
      botocore
      bottle
      chalice
      django
      executing
  
negative.code: 
  buildPythonPackage rec {
    pname = "sentry-sdk";
    version = "1.5.10";
    format = "setuptools";
  
    disabled = pythonOlder "3.7";
  
    src = fetchFromGitHub {
      owner = "getsentry";
      repo = "sentry-python";
      rev = version;
      hash = "sha256-f5V2fMvPpyz+pU08Owzxq9xI48ZeZpH5SmUXtshqMm0=";
    };
  
    propagatedBuildInputs = [
  