code: def load_ckpt(self, path):
      self.input_q.put(("load_ckpt", path))
      return self.output_q.get()
  
file_path: mesh-transformer-jax/mesh_transformer/train_actor.py
imports: import ray
  import time
  import numpy
  from queue import Queue
  from mesh_transformer.util import head_print
label_desc: Use image node_id 8 for calling the NetworkRunner obj's underlying member method code with example usage: obj.load_ckpt(path) and returns: self