anchor.diff:  , flask_script
   , flask_sqlalchemy
   , flask_wtf
  +, debts
   , idna
   , itsdangerous
   , jinja2
  
positive.code: 
  buildPythonPackage rec {
    pname = "ihatemoney";
    version = "4.1.3";
  
    src = fetchFromGitHub {
      owner = "spiral-project";
      repo = pname;
      rev = version;
      sha256 = "02mxhf41c95gfp2wi74li2xli7sblm075w5z5ywkrh0pc1v02mgp";
    };
  
    propagatedBuildInputs = [
      alembic
  
negative.code: , pytz
  , six
  , sqlalchemy
  , sqlalchemy-continuum
  , werkzeug
  , wtforms
  , psycopg2 # optional, for postgresql support
  