docs: def get_iso_time(date_part, time_part):
      r"""Combign date and time into an iso datetime."""
      str_date = datetime.datetime.strptime(
          date_part, '%m/%d/%Y').strftime('%Y-%m-%d')
      str_time = datetime.datetime.strptime(
          time_part, '%I:%M %p').strftime('%H:%M:%S')
  
      return str_date + "T" + str_time + "-7:00"