code: def to(self, device: Union[str, Device]):
      if isinstance(device, str):
          self.device = check_device(device)
      else:
          self.device = device
      return self
  
file_path: nebuly/optimization/nebullvm/nebullvm/operations/base.py
imports: import abc
  from typing import Dict, Union
  from loguru import logger
  from nebullvm.core.models import Device, DeviceType
  from nebullvm.tools.feedback_collector import FeedbackCollector
  from nebullvm.tools.utils import check_device
label_desc: Use image node_id 5 for calling the Operation obj's underlying member method code with example usage: obj.to(device) and returns: self