anchor.diff:  
     LoadedLocals.Clear;
   
  -  with AppPython.Engine do
  +  with FEngine do
       for i:= 0 to LoadedModules.Count-1 do
       begin
         Obj:= PPyObject(LoadedModules.Objects[i]);
  
positive.code:   if not Assigned(Obj) then
      Exit;
  
    with AppPython.Engine do
    begin
      if PyUnicode_Check(Obj) then
      begin
  
negative.code: 
  procedure TAppPython.Exec(const Command: string);
  begin
    if not FInited then exit;
    with FEngine do
      Py_XDECREF(Eval(Command, true));
  end;
  
  