anchor.diff:    pyialarmxr = pyialarmxr-homeassistant; # added 2022-06-07
     pyialarmxr-homeassistant = throw "The package was removed together with the component support in home-assistant 2022.7.0"; # added 2022-07-07
     pyjson5 = json5; # added 2022-08-28
  +  pylibgen = throw "pylibgen is unmaintained upstreamed, and removed from nixpkgs"; # added 2020-06-20
     PyLD = pyld; # added 2022-06-22
     pymc3 = pymc; # added 2022-06-05, module was rename starting with 4.0.0
  +  pymssql = throw "pymssql has been abandoned upstream."; # added 2020-05-04
     pyreadability = readability-lxml; # added 2022-05-24
     pyroute2-core = throw "pyroute2 migrated back to a single package scheme in version 0.7.1"; # added 2022-07-16
     pyroute2-ethtool = throw "pyroute2 migrated back to a single package scheme in version 0.7.1"; # added 2022-07-16
  
positive.code:   tensorflow-estimator_2 = tensorflow-estimator; # added 2021-11-25
    tensorflow-tensorboard = tensorboard; # added 2022-03-06
    tensorflow-tensorboard_2 = tensorflow-tensorboard; # added 2021-11-25
    types-cryptography = throw "types-cryptography has been removed because it is obsolete since cryptography version 3.4.4."; # added 2022-05-30
    types-paramiko = throw "types-paramiko has been removed because it was unused."; # added 2022-05-30
    WazeRouteCalculator = wazeroutecalculator; # added 2021-09-29
    webapp2 = throw "webapp2 is unmaintained since 2012"; # added 2022-05-29
    websocket_client = throw "'websocket_client' has been renamed to/replaced by 'websocket-client'"; # Converted to throw 2022-09-24
    xenomapper = throw "xenomapper was moved to pkgs.xenomapper"; # added 2021-12-31
    zc-buildout221 = throw "'zc-buildout221' has been renamed to/replaced by 'zc-buildout'"; # Converted to throw 2022-09-24
    zc_buildout_nix = throw "zc_buildout_nix was pinned to a version no longer compatible with other modules"; # Added 2021-12-08
  })
  
negative.code:   asyncio-nats-client = nats-py; # added 2022-02-08
    Babel = babel; # added 2022-05-06
    bitcoin-price-api = throw "bitcoin-price-api has been removed, it was using setuptools 2to3 translation feautre, which has been removed in setuptools 58"; # added 2022-02-15
    blockdiagcontrib-cisco = throw "blockdiagcontrib-cisco is not compatible with blockdiag 2.0.0 and has been removed."; # added 2020-11-29
    bt_proximity = bt-proximity; # added 2021-07-02
    carrot = throw "carrot has been removed, as its development was discontinued in 2012"; # added 2022-01-18
    class-registry = phx-class-registry; # added 2021-10-05
    ConfigArgParse = configargparse; # added 2021-03-18
    cozy = throw "cozy was removed because it was not actually https://pypi.org/project/Cozy/."; # added 2022-01-14
    cryptography_vectors = "cryptography_vectors is no longer exposed in python*Packages because it is used for testing cryptography only."; # Added 2022-03-23
    dask-xgboost = throw "dask-xgboost was removed because its features are available in xgboost"; # added 2022-05-24
    dateutil = python-dateutil; # added 2021-07-03
    demjson = throw "demjson has been removed, it was using setuptools 2to3 translation feature, which has been removed in setuptools 58"; # added 2022-01-18
    detox = throw "detox is no longer maintained, and was broken since may 2019"; # added 2020-07-04
    dftfit = throw "dftfit dependency lammps-cython no longer builds"; # added 2021-07-04
    diff_cover = diff-cover; # added 2021-07-02
    discogs_client = discogs-client; # added 2021-07-02
    djangorestframework-jwt = drf-jwt; # added 2021-07-20
    django-sampledatahelper = throw "django-sampledatahelper was removed because it is no longer compatible to latest Django version"; # added 2022-07-18
    django_2 = throw "Django 2 has reached it's projected EOL in 2022/04 and has therefore been removed."; # added 2022-03-05
    django_appconf = django-appconf; # added 2022-03-03
  