code: def broadcast_scalar_to_sparse_shape(scalar, sparse):
      output = tf.broadcast_to(scalar, sparse.dense_shape)
      output.set_shape(sparse.shape)
      return output
  
file_path: keras/keras/backend/tensorflow/sparse.py
imports: import functools
  import tensorflow
label_desc: Use image node_id 4 for calling a global function with example usage: broadcast_scalar_to_sparse_shape(scalar, sparse) and returns: output