code: def empty_tensor(shape, dtype):
      return tf.reshape(
          tf.convert_to_tensor((), dtype=dtype), shape=shape
      )
  
file_path: keras/keras/backend/tensorflow/sparse.py
imports: import functools
  import tensorflow
label_desc: Use image node_id 1 for calling a global function with example usage: empty_tensor(shape, dtype) and returns: tf