code: def load(self, model_path=None, device=None):
      if not model_path:
          model_path = self.model_path
      self.model = LangIDBiLSTM.load(
          model_path, device, self.batch_size
      )
  
file_path: stanza/stanza/models/langid/trainer.py
imports: import torch
  import torch.optim
  from stanza.models.langid.model import LangIDBiLSTM
label_desc: Use image node_id 5 for calling the Trainer obj's underlying member method code with example usage: obj.load(model_path, device) without return types