[IronPython] Announcing IronPython 2.0 Beta3

Srivatsn Narayanan srivatsn at microsoft.com
Sat Jun 14 10:51:24 PDT 2008


This build was snapped two days after the sdlsdk build.

-----Original Message-----
From: users-bounces at lists.ironpython.com [mailto:users-bounces at lists.ironpython.com] On Behalf Of Michael Foord
Sent: Saturday, June 14, 2008 3:51 AM
To: Discussion of IronPython
Subject: Re: [IronPython] Announcing IronPython 2.0 Beta3

Hey guys.

Are the binaries for Silverlight in this release the *same* as the ones
available in the Silverlight Dynamic Languages SDK - or are they more up
to date?

Thanks

Michael Foord

Srivatsn Narayanan wrote:
>
> Hello IronPython Community,
>
> I'm pleased to announce IronPython 2.0 *Beta 3*. We have fixed around
> 34 bugs in this release (~16 of them reported on Codeplex and ~18
> reported internally). Apart from the bug fixes, this release contains
> the following improvements:
>
> * We have worked on perf - specifically generators, exception
> handling, and shootout perf have improved. We are aware of some
> late-breaking degrades which we expect to fix by the next release.
>
> * An auto-templating feature has been added to the Dynamic Language
> Runtime which should improve performance in highly dynamic scenarios.
>
> * cmath and _winreg modules have been implemented.
>
> There is a change in packaging this time. The Dynamic Silverlight
> sources and binaries, compatible with Silverlight 2 Beta 2, are now
> included in this release. This makes the package a single place to get
> both the desktop and Silverlight versions of IronPython. The Visual
> Studio solution file (IronPython.sln) has been updated to build under
> "Silverlight Release" and "Silverlight Debug" configurations as well.
> Please note that this requires Silverlight 2 Beta 2 to build properly.
>
> IronPython2005.sln is no longer part of the package as was mentioned
> in the last beta release notes. This means that Visual Studio
> 2008/.NET 3.5 is required to build IronPython.sln. Ofcourse
> /toolsversion:2.0 flag can still be passed to msbuild and hence
> IronPython can be built to run against .NET 2.0 runtime as well.
>
> The following codeplex workitems have been closed since IronPython 2.0
> Beta 2:
>
> * nt.access is missing Closed Issue Medium Jun 2 at 7:24 PM
>
> * Trivial: throw WindowsError (with 'errno' of 17) when nt.mkdir
> called on pre-existing directory
>
> * '_' is in the result of dir() after first expression evaluation
>
> * -X:MTA option not supported by IP 2.0A
>
> * expresion-1 if condition else expresion-2 working incorrectly
>
> * Python Parser class is internal
>
> * PythonType.HasGetAttribute property does not detect inherited
> implementation.
>
> * _winreg is not implemented
>
> * SyntaxError(...).__dict__ is not a dict
>
> * Using 'with' statment with IDisposable .NET type doesn't work
>
> * IronPython forces objects in sys.meta_path to be new-style classes
>
> * imp.load_module("os", ...) broken
>
> * DUPLICATE: Run ipyw .exe ( Iron Python 2 Beta 2 )
>
> * REJECTED: Can't create & return nested function from CreateDelegate
>
> * id returns Int64 not int or long
>
> * Overriding properties has strange syntax
>
> We'd like to thank everyone in the community who reported these bugs:
> py_sunil, jhardy, awilkins, oldman, and 05031972, Ronnie Maor,
> Jonathan Amsterdam, sanxiyn, jackeyoo, Thane Plummer, Vizcayno
> Tamparantan, Michael Foord, Alex Henderson
>
> We've also closed these bugs that were reported internally:
>
> * Trivial: Exception messages are not directed to sys.stderr
>
> * Python25: new exception hierarchy
>
> * when base class provide over one ctor function,IronPython can not
> distinguish them just like Cpython do.
>
> * AttributeError: 'file' object has no attribute 'truncate'
>
> * ImportError: No module named xxsubtype
>
> * cmath module isn't implemented (complex arithmetic)
>
> * long("0X20",16) throws ValueError: invalid integer number literal
>
> * ImportError: No module named _winreg
>
> * dir(*()) returns something unexpected
>
> * "print a_super_object" throws TypeError
>
> * old style class constructed with an unpacked tuple containing a
> single None barfs
>
> * DLR crashes with stack overflow when ironpython.dll is missing
>
> * Enable turning whole object models dynamic in IronPython
>
> * Trivial: There is no "_md5" module in IronPython2.0 when run the
> file of test_hmac.py
>
> * TypeError: don't know how to disassemble code objects
>
> * sys.meta_path is not implemented
>
> * calling setattr got an error .
>
> * issubclass(Exception,object) return different result against
> Ironpython and Cpython
>
> You can download IronPython 2.0 Beta 3 at:
> http://www.codeplex.com/IronPython/Release/ProjectReleases.aspx?ReleaseId=12988
>
> The IronPython Team
>
> IMPORTANT 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.
>
> ------------------------------------------------------------------------
>
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>


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