code: def configure_optimizers(self):
      return torch.optim.Adam(params=self.parameters())
  
file_path: underthesea/examples/ner/train.py
imports: import torch
  import pytorch_lightning
  from torch.nn import functional
  import torch.nn
label_desc: Use image node_id 4 for calling the SequenceTokenClassifier obj's underlying member method code with example usage: obj.configure_optimizers() and returns: torch