[IronPython] Announcing IronPython 2.0 Beta 2

Sat May 3 07:50:02 CEST 2008

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-----Original Message-----
From: users-bounces at lists.ironpython.com
[mailto:users-bounces at lists.ironpython.com] On Behalf Of Michael Foord
Sent: Friday, May 02, 2008 9:41 AM
To: Discussion of IronPython
Subject: Re: [IronPython] Announcing IronPython 2.0 Beta 2

w00t!

I wonder if all my hosting samples are broken... :-)

Michael

Dave Fugate wrote:
>
> Hello IronPython Community,
>
> We're pleased to announce the release of IronPython 2.0 Beta 2. In 
> addition to the usual bug fixes (~25 reported on CodePlex and ~50 
> reported internally), this release has been partially focused on 
> improving the performance of IronPython, in particular startup perf. 
> Another focus of this release was improving upon our traceback support

> which had regressed quite a bit in 2.0B1 and had largely been broken 
> in the 2.0 Alphas. Our traceback support should now be superior to 
> that of IronPython 1.1!
>
> We've also made a minor change to our packaging by adding a 
> Microsoft.Scripting.Core.dll in addition to the 
> Microsoft.Scripting.dll that's been around since the start of 2.0. We 
> are doing this purely as an architectural layering cleanup. 
> Microsoft.Scripting.Core contains DLR features that are essential to 
> building dynamic languages. Microsoft.Scripting will contain language 
> implementation helpers that can either be re-used (e.g., BigInts) or 
> copied (possibly e.g., the default binder). This process is all about 
> our work to get the DLR architecture right and shouldn't have any 
> noticeable IronPython impact except that there's now one more DLL to 
> include in any package.
>
> As a consequence of the new DLL, the deprecated file 
> IronPython2005.sln is broken. This is the last release that will 
> include this .sln file in the source zip file. Of course the Visual 
> Studio 2008 version of this file, IronPython.sln, still builds.
>
> The following CodePlex Work Items have been closed since IronPython 
> 2.0 Beta 1 was released:
>
> * 15835 FromImportStatement relative path not working
>
> * 15832 parser is not validating FromImportStatement syntax
>
> * 15793 dynamically bound __getattribute__ is overwritten after 
> modifying __bases__
>
> * 15752 derived __getattribute__ causes stack overflow
>
> * 16057 BY DESIGN: Sublist parameter gets lost by Parser
>
> * 15522 (Ipy2a8) Problems in module "dis"
>
> * 15598 BY DESIGN: Problems with ScriptEngine.Execute on 2.0 Alpha 8
>
> * 16077 incorrect parsing of numeric literal __index__() call
>
> * 945 Pickling exceptions with clsException in dict fails
>
> * 15803 cPickle fails to load pickled object from submodule
>
> * 15882 __delitem__ broken w/ tuple arguments
>
> * 11923 Exception tracebacks lose line numbers after reload()
>
> * 2409 Default exception dumper should get line info out of traceback
>
> * 15715 dir(dict.fromkeys) fails with a cast-related TypeError after 
> calls to dir(dict)
>
> * 13820 __getattribute__ called for magic methods
>
> * 7429 traceback support inside generator and nested try inside except

> block
>
> * 15884 MAJOR REGRESSION: stack traces of simple errors missing file 
> names, line numbers, etc
>
> * 8291 Tracebacks from compiled code objects dissimilar from CPython
>
> * 11922 AssertionError is printed with an extraneous "None"
>
> * 7766 __builtins__ should be module for main script, dictionary for 
> other modules
>
> * 5803 when __add__ failed
>
> * 2912 traceback's don't get created if exception is caught in same
frame
>
> * 6210 RawDecode method fails to return the string according the right

> encoding
>
> * 13687 2.0 alpha 5: Registering c#-written methods as event handlers 
> from ironpy throws TypeError: object is not callable.
>
> * 11283 SyntaxError doesnt get lineno (or other properties) when 
> created by user code
>
> * 15746 DUPLICATE: ipyw.exe without any parameters crash ( IronPython 
> 2.0 Beta 1 )
>
> We'd like to thank everyone in the community who reported these: 
> kevgu, oldman, christmas, brucec, scottw, fuzzyman, haibo, Seo 
> Sanghyeon, grizlupo, J. Merrill, perhaps, antont, 05031972, Jason 
> Ferrara, Matt Beckius, and Davy Mitchell.
>
> Also, we've closed the following bugs that were reported internally:
>
> * 148394 Trivial: Exception messages are not directed to sys.stderr
>
> * 148481 Trivial: IronPythonConsole.exe with '-' : no response
>
> * 148651 Possible race conditions during lock-unprotected reads from 
> Dictionary<,>
>
> * 149018 Trivial: Python25: new api - deque.remove
>
> * 151051 In CPython, divmod does not try on __floordiv__ and __mod__
>
> * 151094 Misc binary operation bugs
>
> * 221344 Perf: Shootout/fasta is 74% worse when running IronPython 2.0

> vs. IronPython 1.1
>
> * 250921 Add more IronPython tests for property sets WRT value types
>
> * 299898 test_coercion.py fails with method "test_cmptypes()" when the

> two objects to be compared are not the same type in 32bit vista
>
> * 301601 IP2.0 raise a syntaxError instead of an indentationError when

> exec("foo()\n bar()\n")
>
> * 314124 Implementing __coerce__ cause endless loop
>
> * 314140 __eq__ threw AttributeError in IronPython but didn't in
CPython
>
> * 314459 gc.collect() always return 0 and can't have argument
>
> * 314879 AttributeError: 'module' object has no attribute '__debug__'
>
> * 314898 NotImplementedError for co_lnotab.
>
> * 316130 heapq.heapreplace(None,None) throw a AttributeError instead 
> of TypeError
>
> * 316148 sometimes nlargest(n, iterable) not equal to sorted(iterable,

> reverse=True)[:n]
>
> * 316520 it is different for func_defaults between Ironpython and 
> Cpython.
>
> * 316523 it is different for func_dict between Ironpython and Cpython
>
> * 317194 AttributeError: 'file' object has no attribute 'mode'
>
> * 319014 it is different between Ironpython and Cpython when exec 
> "dict({}, {})"
>
> * 319028 AttributeError: 'dictproxy' object has no attribute 'items'
>
> * 319487 Instances of Set dosen't provide update() operation in 
> IronPython
>
> * 320078 Trivial: TypeError: hex() argument cannot be converted to hex
>
> * 320514 ImportError: No module named _functools
>
> * 321852 Trivial: KeyError: __module__
>
> * 323570 startfile() can take two argument in cpython2.5
>
> * 325377 dict silently swallows exceptions when a key's __cmp__ method

> throws
>
> * 359635 "unknow command line:" in the output of "ipy.exe /help"
>
> * 360510 some properties of func_code is not implemented
>
> * 360987 None has a extra attribute '__module__'
>
> * 361443 Re-enable test_traceback_cpy_20
>
> * 363019 yield statement must add an return value against Ironpython. 
> but Cpython don't need.
>
> * 364736 compiling "from . import a" throw syntax error
>
> * 364746 Can't from __future__ import absolute_import
>
> * 365068 __getslice__(self, i, j): gets different result between 
> IrpnPython and CPython with UserList object
>
> * 365242 excise __getattribute__ from derived new-style type
>
> * 365367 sys.path_hooks is not implemented
>
> * 369111 Ipy should try to use base type defined special operators
>
> * 372549 Non-string attributes are not being added to a dictionary in 
> interactive mode
>
> * 400941 REGRESSION: Re-enable merged modules which contain both a 
> .NET namespace and a normal module
>
> You can download IronPython 2.0 Beta 2 at: 
>
http://www.codeplex.com/Release/ProjectReleases.aspx?ProjectName=IronPyt
hon&ReleaseId=11566 
>
<http://www.codeplex.com/Release/ProjectReleases.aspx?ProjectName=IronPy
thon&ReleaseId=11566> 
>
>
> The IronPython Team
>
> NOTES
>
> ToyScript, a small scripting language built on top of the DLR, is 
> merely a DLR sample and not some new scripting language Microsoft has 
> created. Also, ToyScript is not intended to be distributed with 
> IronPython on a permanent basis.
>
>
------------------------------------------------------------------------
>
> _______________________________________________
> Users mailing list
> Users at lists.ironpython.com
> http://lists.ironpython.com/listinfo.cgi/users-ironpython.com
>   

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