add_callback_trigger.py

@callback(Output("time", "children"), Input("interval", "n_intervals"))
def refresh_data_at_interval(interval_trigger):
   """
   This simple callback demonstrates how to use the Interval component to update data at a regular interval.
   This particular example updates time every second, however, you can subsitute this data query with any acquisition method your product requires.
   """
   return dt.datetime.now().strftime("%M:%S")