input: from datetime import datetime
  
  def get_date_time() -> datetime:
      """ Returns a datetime object representing Sunday, March 7, 5:30 PM.
      >>> get_date_time().strftime("%Y-%m-%d %H:%M:%S")
      '2021-03-07 17:30:00'
      """
      dt = datetime(year=2021, month=3, day=7, hour=17, minute=30)
      return dt
output:     dt = datetime(year=2021, month=3, day=7, hour=17, minute=30)
      return dt