Python-URL! - weekly Python news and links (Dec 28)
python-url at phaseit.net
Fri Dec 28 01:49:34 CET 2007
QOTW: "However, inspection of a vast corpus of code might lead one to believe
that any commenting capability was completely unnecessary." - Jim B. Wilson
"The Python people also piped [up] to say 'everything's just fine here', but
then they always do; I really must learn that language." - Tim Bray
A variation on a classic problem: 5 Queens control an 8x8 board
without attacking themselves
Copyright law may undermine our cultural heritage; thoughts by
The difference between sequences, iterables, iterators and generic
containers succintly explained by Terry Reedy:
How can an extension module use a non-standard memory manager?
Notify an object when one of its attributes is changed
indirectly (a.x = 1)
Implementing fibers (cooperative threads)
Caching property values to avoid calling expensive code more than once
"Inner" classes in Python don't behave like they do in other languages
The shortest explanation of what metaclasses do that I've seen!
by Steven Bethard
Monkey-patching a class that inherits from old- and
new-style base classes doesn't work as expected
Basic guidelines about usage of local variables, globals and
.NET and Python integration
Everything Python-related you want is probably one or two clicks away in
Python.org's Python Language Website is the traditional
center of Pythonia
Notice especially the master FAQ
PythonWare complements the digest you're reading with the
marvelous daily python url
Mygale is a news-gathering webcrawler that specializes in (new)
World-Wide Web articles related to Python.
While cosmetically similar, Mygale and the Daily Python-URL
are utterly different in their technologies and generally in
Just beginning with Python? This page is a great place to start:
The Python Papers aims to publish "the efforts of Python enthusiats":
The Python Magazine is a technical monthly devoted to Python:
Readers have recommended the "Planet" sites:
comp.lang.python.announce announces new Python software. Be
sure to scan this newsgroup weekly.
Python411 indexes "podcasts ... to help people learn Python ..."
Updates appear more-than-weekly:
Steve Bethard continues the marvelous tradition early borne by
Andrew Kuchling, Michael Hudson, Brett Cannon, Tony Meyer, and Tim
Lesher of intelligently summarizing action on the python-dev mailing
list once every other week.
The Python Package Index catalogues packages.
The somewhat older Vaults of Parnassus ambitiously collects references
to all sorts of Python resources.
Much of Python's real work takes place on Special-Interest Group
Python Success Stories--from air-traffic control to on-line
match-making--can inspire you or decision-makers to whom you're
subject with a vision of what the language makes practical.
The Python Software Foundation (PSF) has replaced the Python
Consortium as an independent nexus of activity. It has official
responsibility for Python's development and maintenance.
Among the ways you can support PSF is with a donation.
Kurt B. Kaiser publishes a weekly report on faults and patches.
Although unmaintained since 2002, the Cetus collection of Python
hyperlinks retains a few gems.
The Cookbook is a collaborative effort to capture useful and
Many Python conferences around the world are in preparation.
Watch this space for links to them.
Among several Python-oriented RSS/RDF feeds available are
For more, see
The old Python "To-Do List" now lives principally in a
The online Python Journal is posted at pythonjournal.cognizor.com.
editor at pythonjournal.com and editor at pythonjournal.cognizor.com
welcome submission of material that helps people's understanding
of Python use, and offer Web presentation of your work.
del.icio.us presents an intriguing approach to reference commentary.
It already aggregates quite a bit of Python intelligence.
*Py: the Journal of the Python Language*
Archive probing tricks of the trade:
Previous - (U)se the (R)esource, (L)uke! - messages are listed here:
http://www.ddj.com/topic/python/ (requires subscription)
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