code: def rel_shift(x):
      x_size = tf.shape(x)
  
      x = tf.pad(x, [[0, 0], [1, 0], [0, 0], [0, 0]])
      x = tf.reshape(
          x, [x_size[1] + 1, x_size[0], x_size[2], x_size[3]]
      )
      x = tf.slice(x, [1, 0, 0, 0], [-1, -1, -1, -1])
      x = tf.reshape(x, x_size)
  
      return x
  
file_path: delta/gcompiler/example/python/nlp_transformer/model.py
imports: import tensorflow
label_desc: Use image node_id 3 for calling a global function with example usage: rel_shift(x) and returns: x