anchor.diff:  { lib
   , buildPythonPackage
   , fetchPypi
  -, nose
   , apispec
   , colorama
   , click
  
positive.code: 
  buildPythonPackage rec {
    pname = "flask-appbuilder";
    version = "3.2.3";
  
    src = fetchPypi {
      pname = "Flask-AppBuilder";
      inherit version;
      sha256 = "sha256-+ZYrn2LnVORyYsnZtsH3JX+4XbGgAZZ/Eh6O5gUP+y4=";
    };
  
    patches = [
      (fetchpatch {
        name = "flask_jwt_extended-and-pyjwt-patch";
        url = "https://github.com/dpgaspar/Flask-AppBuilder/commit/7097a7b133f27c78d2b54d2a46e4a4c24478a066.patch";
  
negative.code:       --replace "marshmallow-sqlalchemy>=0.22.0, <0.24.0" "marshmallow-sqlalchemy >=0.22.0, <0.25.0"
    '';
  
    # Majority of tests require network access or mongo
    doCheck = false;
  
    pythonImportsCheck = [ "flask_appbuilder" ];
  