code: def optimizer_creator(model, config):
      """Returns optimizer."""
      return optim.Adam(model.parameters(), lr=config["lr"])
  
imports: import torch
  import torch.nn
  import torch.optim
  from torch.utils.data import DataLoader
  import torch.distributed
  from zoo.chronos.model.tcmf.local_model import TemporalConvNet
  import ray
  import horovod.torch
label_desc: Use image node_id 7 for calling a global function with example usage: optimizer_creator(model, config) and returns: optim