anchor.diff:        Format('%s.%s(%s)', [SObj, ACmd, SParams]);
   
       try
  -      GetPythonEngine.ExecString(Str1);
  -      Result:= Py_EvalStringAsString(Str2);
  +      with GetPythonEngine do
  +      begin
  +        ExecString(Str1);
  +        Result:= Py_EvalStringAsString(Str2);
  +      end;
       except
       end;
     end
  
positive.code:     Format('%s.%s(%s)', [SObj, AMethod, Py_ArgListToString(AParams)]);
  
    try
      GetPythonEngine.ExecString(SCmd1);
      Result:= GetPythonEngine.EvalStringAsStr(SCmd2);
    except
    end;
  end;
  
negative.code:       Format('    _ = %s.%s(%s)',    [SObj, ACmd, SParams]);
  
      try
        with GetPythonEngine do
        begin
          ExecString(Str1);
          Result:= Py_EvalStringAsString('_');
        end;
      except
      end;
    end;
  