Python-URL! - weekly Python news and links (Feb 9)

Gabriel Genellina python-url at
Tue Feb 9 16:03:02 CET 2010

QOTW:  "You see? That's what I like about the Python community: people even
apologise for apologising :)" - Tim Golden

    The third alpha version of Python 2.7 is ready for testing:
    How to enumerate all possible strings matching a given regular expression:
    Which language features do you like most?
    Implementing a two-dimensional array in a simple way seems to actually
    be more efficient than other, more sophisticated alternatives:
    The new GIL (to be implemented in Python 3.2) will provide less overhead,
    especially in multicore CPUs:
    In Python 3, 'exec' inside a function does not have the same effect
    as before:
    Using Queue objects to feed and synchronize several worker threads:
    New generation IDEs should provide much better and integrated
    refactoring tools:
    There is no module in the standard library to handle filesystem paths
    in an OO way - but why?
    A "History Channel" special: how the way a TAB key was interpreted
    changed over time
    After a false start, finally we get our first "Is it Call-By-Value or
    Call-By-Reference?" thread of the year!

Everything Python-related you want is probably one or two clicks away in
these pages:'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

    Just beginning with Python?  This page is a great place to start:

    The Python Papers aims to publish "the efforts of Python enthusiasts":
    The Python Magazine is a technical monthly devoted to Python:

    Readers have recommended the "Planet" site:

    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:

    The Python Package Index catalogues packages.

    Much of Python's real work takes place on Special-Interest Group
    mailing lists

    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.

    The Summary of Python Tracker Issues is an automatically generated
    report summarizing new bugs, closed ones, and patch submissions.

    nullege is an interesting search Web application, with the intelligence
    to distinguish between Python code and comments.  It provides what
    appear to be relevant results, and demands neither Java nor CSS be

    Although unmaintained since 2002, the Cetus collection of Python
    hyperlinks retains a few gems.

    Python FAQTS

    The Cookbook is a collaborative effort to capture useful and
    interesting recipes.

    Many Python conferences around the world are in preparation.
    Watch this space for links to them.

    Among several Python-oriented RSS/RDF feeds available, see:
    For more, see:
    The old Python "To-Do List" now lives principally in a
    SourceForge reincarnation. presents an intriguing approach to reference commentary.
    It already aggregates quite a bit of Python intelligence.

    Enjoy the *Python Magazine*.

    *Py: the Journal of the Python Language*

    Dr.Dobb's Portal is another source of Python news and articles:
    and Python articles regularly appear at IBM DeveloperWorks:

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