Martin Maly wrote: > Thanks for a fun bug, Michael, just to clarify, this is using the IronPython > 1.1 release, correct? >
Yes. Given the performance degradation (on XP) and the lack of multiple engine support we can't switch to 2.0 yet... Are bugfixes still being ported to the 1.X branch? Thanks Michael http://www.voidspace.org.uk/ironpython/index.shtml > If it is of any consolation, this is the output from the IronPython 2.0 alpha > where this no longer happens: > > IronPython console: IronPython 2.0 (2.0.0.0) on .NET 2.0.50727.42 > Copyright (c) Microsoft Corporation. All rights reserved. > >>>> class X(object): >>>> > ... p2 = property(lambda self: 3) > ... > >>>> dir(X) >>>> > ['__class__', '__delattr__', '__dict__', '__doc__', '__getattribute__', > '__hash__', '__init__', '__module__', '__name__', '__new__', '__reduce__', > '__reduce_ex__', '__repr__', '__setattr__', '__str__', '__weakref__', 'p2'] > > Martin > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Michael Foord > Sent: Friday, June 01, 2007 8:06 AM > To: Discussion of IronPython > Subject: [IronPython] Lambdas, properties and namespace leakage > > Hello all, > > Another fun one. If you use 'property' to wrap a lambda in a class > namespace then an extra name leaks into the class namespace (which > confused our documentation system). > > CPython: > >>> class X(object): > ... p2 = property(lambda self: 34) > ... > >>> dir(X) > ['__class__', '__delattr__', '__dict__', '__doc__', '__getattribute__', > '__hash_ > _', '__init__', '__module__', '__new__', '__reduce__', '__reduce_ex__', > '__repr_ > _', '__setattr__', '__str__', '__weakref__', 'p2'] > > Amongst all the detritus you can see 'p2' nestled there at the end. > > IronPython: > >>> class X(object): > ... p2 = property(lambda self: 34) > ... > >>> dir(X) > ['<lambda$0>', '__class__', '__dict__', '__doc__', '__init__', > '__module__', '__ > new__', '__reduce__', '__reduce_ex__', '__repr__', '__weakref__', 'p2'] > > See the weird first entry! Shouldn't be there... > > Thanks > > Michael > > > > -- > Michael Foord > Resolver Systems > [EMAIL PROTECTED] > > Office address: 17a Clerkenwell Road, London EC1M 5RD, UK > Registered address: 843 Finchley Road, London NW11 8NA, UK > > Resolver Systems Limited is registered in England and Wales as company number > 5467329. > VAT No. GB 893 5643 79 > > _______________________________________________ > users mailing list > [email protected] > http://lists.ironpython.com/listinfo.cgi/users-ironpython.com > _______________________________________________ > users mailing list > [email protected] > http://lists.ironpython.com/listinfo.cgi/users-ironpython.com > > _______________________________________________ users mailing list [email protected] http://lists.ironpython.com/listinfo.cgi/users-ironpython.com
