code: def init_encoder(self):
      self.transformer = GRU_Encoder(self.hparams)
  
imports: from turtle import forward
  from ..transformer.cls_model import Transformer_CLS, Transformer_PSY
  from ..transformer.transformer import AttentionDecoder, AttentionDecoderP, CLS_Decoder_FT2, Deep_Decoder
  from ..transformer.embeddings import Embeddings
  import torch
  import torch.nn
  import logging
label_desc: Use image node_id 1 for calling the SimpleGRU_PSY obj's underlying member method code with example usage: obj.init_encoder() without return types