def METHOD_NAME(last_time_email_sent: datetime.datetime):
    time_now = datetime.datetime.now()
    elapsed_time = time_now - last_time_email_sent
    elapsed_time_seconds = elapsed_time.total_seconds()
    if elapsed_time_seconds > SECONDS_PER_DAY:
        # okay to send one email per day, per subject
        return False
    else:
        # too soon
        return True