Endpoint: /photo/upload.json

        Import a photo from the specified URL

def upload_from_url(self, url, **kwds):
        """
        Endpoint: /photo/upload.json

        Import a photo from the specified URL
        """
        result = self._client.post("/photo/upload.json", photo=url,
                                   **kwds)["result"]
        return Photo(self._client, result)