code: def device(self):
      proxy = self.tracer.create_proxy(
          "call_function", getattr, (self, "device"), {}
      )
      proxy.meta_data = self.meta_data.device
      return proxy
  
imports: import functools
  import inspect
  import operator
  from contextlib import contextmanager
  from typing import Any, Callable, Dict, List, Optional, Set, Tuple, Union
  import torch
  from torch.fx import Graph, Node, Proxy, Tracer
  from torch.utils._pytree import tree_map
  from colossalai.fx import ColoGraphModule, compatibility, is_compatible_with_meta
  from colossalai.fx.tracer._tracer_utils import is_element_in_list
  from colossalai.fx.tracer.bias_addition_patch import func_to_func_dict, method_to_func_dict, module_to_func_dict
  from colossalai.fx.tracer.registry import bias_addition_function, bias_addition_method, bias_addition_module, meta_patched_function, meta_patched_module
label_desc: Use image node_id 18 for calling the ColoProxy obj's underlying member method code with example usage: obj.device() and returns: proxy