mwh at python.net
Mon Apr 7 12:44:31 CEST 2003
Francois Pinard <pinard at iro.umontreal.ca> writes:
> Hi, Python friends.
> I'm currently using Python 2.2.1. How does one support slices when given
> to __getitem__? Suppose I get a slice object. How can I use it to get
> a slice of a local array? In other words, how one does apply a slice?
In 2.2.1, by hand, I think.
def __getitem__(self, item):
if isinstance(item, types.SliceType):
if item.step != 1:
if item.start is None:
start = 0
start = item.start
if item.stop is None:
stop = len(self.local_array)
stop = item.stop
I presume you don't need to be told that this is all much nicer in
On the other hand, the following areas are subject to boycott
in reaction to the rampant impurity of design or execution, as
determined after a period of study, in no particular order:
More information about the Python-list