code: def forward(self, x):
      out, state = self.rnn(x)
      # return out      # synchronize more data
      return out[-1:]
  
file_path: sru/misc/test_multigpu.py
imports: import time
  import torch
  import torch.nn
  from torch.autograd import Variable
  from cuda_functional import SRU
label_desc: Use image node_id 2 for calling the Model obj's underlying member method code with example usage: obj.forward(x) and returns: out