[Python-Dev] Making sys.py3k_warning writable

[skip at pobox.com]

    skip> Maybe regrtest should gain a -3 flag.  All it would have to do is
    skip> restart itself moving the -3 from after regrtest to before it.

Ehh...  That didn't seem like such a great idea about 10 seconds after I hit
send.  Adding a test3 target to Makefile.pre.in is a lot easier.

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