code: public void loadModelFromText(String text) {
          Config cfg = Config.newConfigFromText(text);
  
          loadSection(this, cfg, "r");
          loadSection(this, cfg, "p");
          loadSection(this, cfg, "e");
          loadSection(this, cfg, "m");
  
          loadSection(this, cfg, "g");
      }
docs: loadModelFromText loads the model from the text.
  
  @param text the model text.