Method encode

src/PIL/ImageFile.py:896–906

Override to perform the encoding process. :param bufsize: Buffer size. :returns: A tuple of ``(bytes encoded, errcode, bytes)``. If finished with encoding return 1 for the error code. Err codes are from :data:`.ImageFile.ERRORS`.

(self, bufsize: int)

        return self._pushes_fd

    def encode(self, bufsize: int) -> tuple[int, int, bytes]:
        """
        Override to perform the encoding process.

        :param bufsize: Buffer size.
        :returns: A tuple of ``(bytes encoded, errcode, bytes)``.
            If finished with encoding return 1 for the error code.
            Err codes are from :data:`.ImageFile.ERRORS`.
        """
        msg = "unavailable in base encoder"
        raise NotImplementedError(msg)

    def encode_to_pyfd(self) -> tuple[int, int]:
        """