Add StepCounterHook to hooks_helper.py (#7134)

* Add StepCounterHook to hooks_helper.py

* Update symbol.

official/utils/logs/hooks_helper.py

@@ -156,10 +156,17 @@ def get_logging_metric_hook(tensors_to_log=None,
       every_n_secs=every_n_secs)
 
 
+def get_step_counter_hook(**kwargs):
+  """Function to get StepCounterHook."""
+  del kwargs
+  return tf.estimator.StepCounterHook()
+
+
 # A dictionary to map one hook name and its corresponding function
 HOOKS = {
     'loggingtensorhook': get_logging_tensor_hook,
     'profilerhook': get_profiler_hook,
     'examplespersecondhook': get_examples_per_second_hook,
     'loggingmetrichook': get_logging_metric_hook,
+    'stepcounterhook': get_step_counter_hook
 }