def _event_repr(event):
    """
    Simple repr of a calenar event

    For use in logging. Shows title and time.
    """
    if event.all_day:
        return f"{event.summary} {event.start.date()}"
    else:
        if event.end.date() == event.start.date():
            return f"{event.summary} {event.start.strftime('%Y-%m-%d %H:%M %Z')} to {event.end.strftime('%H:%M %Z')}"
        else:
            return f"{event.summary} {event.start.strftime('%Y-%m-%d %H:%M %Z')} to {event.end.strftime('%Y-%m-%d %H:%M %Z')}"