Torsten Bronger wrote: > Hallöchen! > > According to <http://docs.python.org/ref/sequence-methods.html>, > __getslice__ is deprecated. At the moment, I derive an own class > from unicode and want to implement my own slicing. I found that I > have to override __getslice__ since __getitem__ isn't called when I > have something like my_instance[a:b] in my code. > > According to > <news:[EMAIL PROTECTED]>, this may > have efficiency reasons, however, I agree with > news:[EMAIL PROTECTED] that this > is quite confusing. It forces people to implement a deprecated > function after all. I think the docs should say that you still have > to override __getslice__ when subclassing from a built-in type, > unless I really don't understand the issue correctly. > > Tschö, > Torsten. >
Which version of python are you using? chernev 20% /sw/bin/python Python 2.5 (r25:51908, Oct 10 2006, 03:45:47) [GCC 4.0.1 (Apple Computer, Inc. build 5363)] on darwin Type "help", "copyright", "credits" or "license" for more information. py> class Bob(object): ... def __getitem__(self, *args): ... print args ... py> b = Bob() py> b[4:21:2] (slice(4, 21, 2),) py> b[5:18:21,2:9:2,8,14:4] ((slice(5, 18, 21), slice(2, 9, 2), 8, slice(14, 4, None)),) -- http://mail.python.org/mailman/listinfo/python-list
