RE: Python 2.5
- From: Jamal Mazrui <empower@xxxxxxxxx>
- To: "programmingblind@xxxxxxxxxxxxx" <programmingblind@xxxxxxxxxxxxx>
- Date: Fri, 19 Jun 2009 10:33:13 -0400 (EDT)
If it is a pure Python module, I think there is a converter from 2.5 to
3.0 syntax. If the module uses a DLL, however, it will not work because
the Python C API changed in 3.0.
Jamal
On Fri, 19 Jun 2009, Homme, James wrote:
> Date: Fri, 19 Jun 2009 09:34:40 -0400
> From: "Homme, James" <james.homme@xxxxxxxxxxxx>
> Reply-To: programmingblind@xxxxxxxxxxxxx
> To: "programmingblind@xxxxxxxxxxxxx" <programmingblind@xxxxxxxxxxxxx>
> Subject: RE: Python 2.5
>
> Hi Ken,
> If I have a 2.5 module that I want to use with 3.0, what do I need to do?
>
> Thanks.
>
> Jim
>
> ----------
> Jim Homme, Usability Engineering.
> 412-544-1810.
>
> Note: I will reply to email and voice mail within four hours.
>
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>
> -----Original Message-----
> From: programmingblind-bounce@xxxxxxxxxxxxx
> [mailto:programmingblind-bounce@xxxxxxxxxxxxx] On Behalf Of Ken Perry
> Sent: Thursday, June 18, 2009 8:17 PM
> To: programmingblind@xxxxxxxxxxxxx
> Subject: RE: Python 2.5
>
>
>
> This is not true. I agree that 2.5 is the most used right now but I totally
> disagree that there are no real new features. The multiprocessing is a big
> one and the with statement is another big one. What I do so that it don't
> interfere with other programs is install it with 2.5 they will run side by
> side all you do is install it and relink the python application with
> python2.5 Then when you want to run a python application in 2.6 you either
> put #!/usr/bin/python2.6 in the top or you use python2.6 bla.py.
>
> Those are not the only two big changes either they are just the two biggest
> that are making a difference in some of the things I am writing. I will
> also point out that I have found it runs a small bit faster on a bubble sort
> running 100,000 random numbers through the loop. They are the same run of
> numbers for each test and it consistently comes out a small bit faster than
> 2.5. It comes out even faster if you use some of the advanced looping
> features.
>
> Also the garbage collector is a bit smarter which makes for a much better
> time for all.
>
> Ken
>
> -----Original Message-----
> From: programmingblind-bounce@xxxxxxxxxxxxx
> [mailto:programmingblind-bounce@xxxxxxxxxxxxx] On Behalf Of Jamal Mazrui
> Sent: Thursday, June 18, 2009 6:18 AM
> To: ProgrammingBlind@xxxxxxxxxxxxx
> Subject: Python 2.5
>
> To any beginning Python programmers, this is the version I recommend using
> rather than 2.6 or 3.x. If you know what you are doing and have a
> specific need to use the later versions, then go for it. Otherwise, you
> will probably encounter compatibility problems with popular 3rd party
> Python libraries, including py2exe -- the one that lets you create
> independent executables on Windows. In my opinion, there is almost no
> functionality that one loses by using 2.5 at this time. 2.6 and 3.x are
> mainly a matter of syntax changes and re-organization of built-in modules
> so far.
>
> This is not a disapproval of the direction the Python language is
> going -- just a reality check on what is working well at present, so
> beginners can minimize headaches.
>
> Jamal
>
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