docstr: On Epoch End
docstr_tok: ["On","Epoch","End"]
code: def training_epoch_end(self, output):
      """On Epoch End"""
      pass
  
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 4 for calling the SimpleGRU obj's underlying member method code with example usage: obj.training_epoch_end(output) without return types