code: def top_k(x, k, sorted=True):
      return tf.math.top_k(x, k, sorted=sorted)
  
file_path: keras/keras/backend/tensorflow/math.py
imports: import tensorflow
  from keras.backend import standardize_dtype
  from keras.backend.tensorflow.core import convert_to_tensor
label_desc: Use image node_id 3 for calling a global function with example usage: top_k(x, k, sorted) and returns: tf