code: def zero(tensor):
      return tensor.data.zero_()
  
imports: from __future__ import division
  from __future__ import absolute_import
  import logging
  import re
  import math
  import itertools
  import torch
  import torch.nn.init
  from allennlp.common import Registrable
  from allennlp.common.params import Params
  from allennlp.common.checks import ConfigurationError
label_desc: Use image node_id 3 for calling a global function with example usage: zero(tensor) and returns: tensor