JythonMonthly/Newsletters/September2009

Jython Monthly
September 2009 -- Issue #34

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Thanks

My information is as follows:

Josh Juneau

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jythonpodcast@gmail.com
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News

Jython 2.5.1 Final!

The Jython Developer team has delivered the 2.5.1 final release. This release contains multiple bug fixes as well as a few new features.

New Features

- Upgraded to ANTLR 3.1.3

- [ 1859477 ] Dynamically loaded ServletFilters like PyServlet

- Built in JSR 223 scripting engine, with LiveTribe JSR 223 implementation for JDK 5

- Jython "-J-classpath cp_args_here" now works as expected for unix shell.

- zxJDBC supports the with-statement: connections are committed or rollbacked; cursors are closed

Bugs Fixed

- [ 645615 ] cannot import through symbolic links

- [ 1366 ] parsing of lamda expression fails

- [ 1365 ] continuation lines fail in interactive interpreter

- [ 1377 ] Event names shadowed by a field name on Java types leads to a NPE

- [ 1381 ] Redundant declarations of interface implementation hides overriden methods

- [ 1189 ] MD5 hash is incorrectly calculated when string contains non-latin chars and using python md5 lib

- [ 1802339 ] Problem printing unicode when stdout intercepted

- [ 1145 ] Jython 2.5 compatibility problem with JSR 223

- [ 1400 ] Evaluating expression via JSR 223 ScriptEngine returns null instead of True/False

- [ 1413 ] Array data type (PostgreSQL) is not supported (NPE)

- [ 1434 ] Cannot get return code from a process started with os.popen with Jython 2.5 (worked in 2.2)

- [ 1391 ] socket.getaddrinfo() breaks ftplib FTP client

- [ 1409 ] JSR-233 engine version numbers backwards

- [ 1408 ] JSR-223 engine doesn't implement I/O redirection

- [ 1393 ] TypeError: _new_impl(): expected 1 args; got 0

- [ 1415 ] ast Node creation fails with no arg constructors

- [ 1405 ] Executing run.py from .jar throws exception(SystemExit: 0) in main when sys.exit(0) is called

- [ 1439 ] Can't write() array.array

- [ 1139 ] crashes on isinstance

- [ 1430 ] Oracle JDBC Connection close

- [ 1406 ] Parsing a simple PEP 342 coroutine crashes Jython 2.5

- [ 1407 ] ClassCastException in plain Python coroutine

- [ 1466 ] wrong handling of append only files

- [ 1079 ] fixed regression on issue: twisted.python.threadable module: missing attribute '_RLock'

- [ 1461 ] assert statement should lookup AssertionError using getglobal

- [ 1425 ] distutils/util.py assumes too much posix

- [ 1457 ] Cannot write an array in a file opened in r+b mode.

- [ 1382 ] cmp on certain types raises ArrayStoreException

- [ 1443 ] Can't update() hashlib.sha1() with array.array('c')

- [ 1444 ] Can't zlib.compress() with array.array('c')

- [ 1458 ] Builtin codecs aren't available without standard lib

The JVM Language Summit Took Place September 16 - 18, 2009 at Sun Microsystems Santa Clara campus

The 2009 JVM Language Summit is an open technical collaboration among language designers, compiler writers, tool builders, runtime engineers, and VM architects. About 75 language and VM implementers were able to attend last year—and 1/3 presented. Visit the presentations at https://wiki.jvmlangsummit.com/Presentations

PyCon 2010 Call is Now Closed

PyCon 2010 will be held at the Hyatt Regency Atlanta in downtown Atlanta, Georgia from February 17 through 25.

For more information, please visit the PyCon website at https://us.pycon.org/2010/about/

Open Source Jython Book Available Online at jythonbook.com

The Jython Book is now available online. This is an early first draft of the book and the book authors appreciate all feedback and suggestions. To see the source, please visit the https://kenai.com/projects/jythonbook. For information about feedback and commenting, please see the wiki.