code: def set_input(self, X_batch=None):
      fd = {}
      for vname, v in self.inputs[0].iteritems():
          if vname in X_batch:
              fd[v] = X_batch[vname]
      fetches = self.outputs
      return fetches, fd
  
imports: from collections import OrderedDict
label_desc: Use image node_id 2 for calling the RunnerSingleGPU obj's underlying member method code with example usage: obj.set_input(X_batch) and returns: fetches,  fd