Jython Beta and 2.2 发布了

Jython 2.2 beta1

  New features
    - much improved support for __unicode__ especially in the parser (u"string" and
        friends now result in a PyUnicode object)
    - added datetime support using the pure python datetime.py from cpython non-dist.
    - new-style classes and their instances are Java serializable
    - most new-style builtin types can be pickleds
    - __slots__ for new-style classes
    - xml modules from pyxml readded
    - comparison operations between subclasses of
        builtin types tries the subclass first even if it's on the right side
  Bugs fixed.
    - Modules that throw exceptions while being imported aren't left
       in sys.modules
    - Don't allow sys.recursionlimit to be set below 0
    - [ 1533624 ] NPE thrown building traceback for a call that jumps
       threads
    - [ 1531644 ] import * makes java exception uncatchable
    - [1243049, 1218089] Can't subclass builtin types in 2.2a1
    - [1256506] Importing directory module with 12+ char name fails
    - [1512745] Allow arbitrary precision for formatted strings,
        but only 250 chars for decimal, integer and long
    - [1506749] Instance __dict__ are unassignable
    - [1599004] several fixes to get the sha module up to speed
    - [1616493] unicode objects can't be passed to os.path
        methods
    - [ 979157 ] Stack traces untrimmed
    - [ 1299032 ] os.getenv out of sync with cpython
    - [ 738951 ] jython slice behavior differs from python in __getattr__
    - [ 610576 ] Impl of abstract method not found
    - [ 1374088 ] keyword args to dict() constructor ignored
    - [ 730082 ] new can't create unbound methods
    - [ 1382581 ] double(s) read inaccurately from database
    - [ 1603312 ] subclasses of int raise a TypeError when given large
       value
    - [1465476] bad parenthesis nesting terminates interpreter
    - [ 1227282 ] Deadlock between PythonTraceFunction.safeCall() and
       imp.import
    - [ 1421812 ] Jython 2.2a and 2.1 imports directories as modules
    - [ 480017 ] Proxy super classes are loaded from syspath, not the
       proxy's classpath
    - [ 628315 ] problem with Java synchronized lists
    - [ 1284344 ] __file__ compiled into .py.class file
    - [ 610576 ] Impl of abstract method not found
  Patches applied.
    - [906256] Follow spec for read modes of open()
    - [868514] yield in finally block -- yield in nested try:except:
    - [1542997] Only evaluate the second expression in an assert
        if the first expression is false
    - [1612711]: add iterkeys, itervalues and iteritems to
        PyStringMap
    - [ 1267425 ] make cStringIO work with gzip.py
    - [ 1361317 ] __set__ failing on PyProperty