code: def prevent_gradient(x, message="", name=None):
      return array_ops.prevent_gradient(x, message=message, name=name)
  
imports: import tensorflow.compat.v2
  from tensorflow.python.ops import array_ops
label_desc: Use image node_id 2 for calling a global function with example usage: prevent_gradient(x, message, name) and returns: array_ops