Maybe "switch" became a keyword with the patch.. Regards, Michael
On 6/12/06, M.-A. Lemburg <[EMAIL PROTECTED]> wrote: > Thomas Lee wrote: > > Hi all, > > > > As the subject of this e-mail says, the attached patch adds a "switch" > > statement to the Python language. > > > > However, I've been reading through PEP 275 and it seems that the PEP > > calls for a new opcode - SWITCH - to be added to support the new > > construct. > > > > I got a bit lost as to why the SWITCH opcode is necessary for the > > implementation of the PEP. The reasoning seems to be > > improving performance, but I'm not sure how a new opcode could improve > > performance. > > > > Anybody care to take the time to explain this to me, perhaps within the > > context of my patch? > > Could you upload your patch to SourceForge ? Then I could add > it to the PEP. > > Thomas wrote a patch which implemented the switch statement > using an opcode. The reason was probably that switch works > a lot like e.g. the for-loop which also opens a new block. > > Could you explain how your patch works ? > > BTW, I think this part doesn't belong into the patch: > > > Index: Lib/distutils/extension.py > > =================================================================== > > --- Lib/distutils/extension.py (revision 46818) > > +++ Lib/distutils/extension.py (working copy) > > @@ -185,31 +185,31 @@ > > continue > > > > suffix = os.path.splitext(word)[1] > > - switch = word[0:2] ; value = word[2:] > > + switch_word = word[0:2] ; value = word[2:] > > -- > Marc-Andre Lemburg > eGenix.com > > Professional Python Services directly from the Source (#1, Jun 12 2006) > >>> Python/Zope Consulting and Support ... http://www.egenix.com/ > >>> mxODBC.Zope.Database.Adapter ... http://zope.egenix.com/ > >>> mxODBC, mxDateTime, mxTextTools ... http://python.egenix.com/ > ________________________________________________________________________ > 2006-07-03: EuroPython 2006, CERN, Switzerland 20 days left > > ::: Try mxODBC.Zope.DA for Windows,Linux,Solaris,FreeBSD for free ! :::: > _______________________________________________ > Python-Dev mailing list > Python-Dev@python.org > http://mail.python.org/mailman/listinfo/python-dev > Unsubscribe: > http://mail.python.org/mailman/options/python-dev/michael.walter%40gmail.com > _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
