class_docstr: MMT VID model
  Args:
      expert_dims (Dict): dim of each expert model
      vid_bert_config (Any): vid bert config
      same_dim (int): reduce to same dim
      hidden_size (int): hidden size
code: def device(self):
      return next(self.parameters()).data.device
  
imports: import os
  import torch
  import torch.nn.functional
  from typing import Any, List, Dict
  from collections import OrderedDict
  from torch import nn
  from towhee.models.mdmmt.bert_mmt import BertMMT
label_desc: Use image node_id 2 for calling the MMTVID obj's underlying member method code with example usage: obj.device() and returns: next