code: def _zero_flops(graph, node):
      """Returns zero flops."""
      del graph, node  # graph and node are unused
      return ops.OpStats("flops", 0)
  
imports: import numpy
  from tensorflow.python.framework import graph_util
  from tensorflow.python.framework import ops
label_desc: Use image node_id 1 for calling a global function with example usage: _zero_flops(graph, node) and returns: ops