Serhiy Storchaka added the comment: Thank you for your report and patch Benjamin. Seems your patch fixes the problem in default case. But the compressor still fails with the raw format.
>>> import lzma >>> FILTERS_RAW_4 = [{"id": lzma.FILTER_DELTA, "dist": 4}, ... {"id": lzma.FILTER_X86, "start_offset": 0x40}, ... {"id": lzma.FILTER_LZMA2, "preset": 4, "lc": 2}] >>> c = lzma.LZMACompressor(lzma.FORMAT_RAW, filters=FILTERS_RAW_4) >>> c.compress(b'') b'' >>> c.compress(b'') Traceback (most recent call last): File "<stdin>", line 1, in <module> _lzma.LZMAError: Insufficient buffer space ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue27517> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com