class_docstr: WandbLogger to log metrics to Weights and Biases.
code: def _set_steps(self):
      self._wandb.define_metric("train/*", step_metric="train_step")
      self._wandb.define_metric("valid/*", step_metric="valid_step")
  
file_path: RecBole/recbole/utils/wandblogger.py
label_desc: Use image node_id 5 for calling the WandbLogger obj's underlying member method code with example usage: obj._set_steps() without return types