On Mon, 2 Apr 2018 13:48:46 -0700 Lukasz Langa <[email protected]> wrote: > Pickle protocol version 4.0 was originally defined back in PEP 3154 and > shipped as part of Python 3.4 back in 2011. Yet it's still not the default.
Because we want pickles produced with the default to be readable by earlier Python 3 versions. (the same reason protocol 0 stayed the default throughout the Python 2 lifetime) Regards Antoine. _______________________________________________ Python-Dev mailing list [email protected] https://mail.python.org/mailman/listinfo/python-dev Unsubscribe: https://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com