code: def get_thumbnail(self, original, size, crop, options):
          
          try:
              image = self.create(original, size, crop, options)
          except ThumbnailError:
              image = None
          finally:
              self.cleanup(original)
          return image
docs: Wrapper for .create() with cleanup.
  
          :param original:
          :param size:
          :param crop:
          :param options:
          :return: An image object