code: def _get_required_parameters(self):
      return {"input_feature_num", "output_feature_num"}
  
file_path: analytics-zoo/pyzoo/zoo/chronos/model/VanillaLSTM_pytorch.py
imports: import torch
  import torch.nn
  from zoo.orca.automl.model.base_pytorch_model import PytorchBaseModel
label_desc: Use image node_id 2 for calling the VanillaLSTMPytorch obj's underlying member method code with example usage: obj._get_required_parameters() and returns: unknown