code: def relu(a, name=None):
      ctx = context.get_default()
      return _nn_ops.relu(ctx, a, name)
  
imports: from tensorflow.python.framework.experimental import _nn_ops
  from tensorflow.python.framework.experimental import context_stack
label_desc: Use image node_id 1 for calling a global function with example usage: relu(a, name) and returns: _nn_ops