anchor.diff:  
     meta = with lib; {
       homepage = "https://github.com/marshmallow-code/marshmallow-sqlalchemy";
  -    description = "SQLAlchemy integration with marshmallow ";
  +    description = "SQLAlchemy integration with marshmallow";
       license = licenses.mit;
     };
   
  
positive.code: { lib
  , buildPythonPackage
  , fetchPypi
  , marshmallow
  , sqlalchemy
  
negative.code: 
  buildPythonPackage rec {
    pname = "marshmallow-sqlalchemy";
    version = "0.25.0";
    disabled = pythonOlder "3.6";
  
    src = fetchPypi {
      inherit pname version;
      sha256 = "0i39ckrixh1w9fmkm0wl868gvza72j5la0x6dd0cij9shf1iyjgi";
    };
  
    propagatedBuildInputs = [
      marshmallow
      sqlalchemy
    ];
  
    pythonImportsCheck = [
      "marshmallow_sqlalchemy"
    ];
  
    checkInputs = [
  