@property
def image_url(self) -> Optional[str]:
    'Return the image url of this entry.'
    short_id = self._short_id()
    if short_id:
        return IMAGE_URL_PATTERN.format(short_id)
    return None
Return the image url of this entry.
@property
def image_url(self) -> Optional[str]:
    
    short_id = self._short_id()
    if short_id:
        return IMAGE_URL_PATTERN.format(short_id)
    return None