code: def set_doc(value):
      """Decorator to programmatically set a function docstring."""
  
      def _doc(func):
          func.__doc__ = value
          return func
  
      return _doc
  
imports: import warnings
  import numpy
  import tensorflow.compat.v2
  from tensorflow_probability.python.internal import broadcast_util
  from tensorflow_probability.python.internal import distribution_util
  from tensorflow_probability.python.internal import dtype_util
  from tensorflow_probability.python.internal import prefer_static
  from tensorflow_probability.python.internal import tensorshape_util
  from tensorflow_probability.python.math.gradient import value_and_gradient
  from tensorflow.python.util import deprecation
label_desc: Use image node_id 12 for calling a global function with example usage: set_doc(value) and returns: _doc, func