code: def call(self, inputs):
      time.sleep(self.secs)
      return inputs
  
file_path: addons/tensorflow_addons/callbacks/tests/time_stopping_test.py
imports: import time
  import pytest
  import numpy
  import tensorflow
  from tensorflow.keras.models import Sequential
  from tensorflow.keras.layers import Dense
  from tensorflow_addons.callbacks.time_stopping import TimeStopping
label_desc: Use image node_id 2 for calling the SleepLayer obj's underlying member method code with example usage: obj.call(inputs) and returns: inputs