docs: def delete(self, photo, **kwds):
          """
          Endpoint: /photo/<id>/delete.json
  
          Deletes a photo.
          Returns True if successful.
          Raises a TroveboxError if not.
          """
          return self._client.post("/photo/%s/delete.json" %
                                   self._extract_id(photo),
                                   **kwds)["result"]