Re: [Python 3.4] Rationale for readonly slice data attributes

2015-03-07 Thread Mario Figueiredo
On Thu, 5 Mar 2015 23:36:47 -0700, Ian Kelly wrote: > >I'm not following what it is that you want to accomplish in this >example by modifying the slice object. Yeah. That code doesn't show anything. It was just meant to illustrate what I was doing, not how. But in retrospect it just made my post

Re: [Python 3.4] Rationale for readonly slice data attributes

2015-03-05 Thread Ian Kelly
On Thu, Mar 5, 2015 at 4:57 PM, Mario Figueiredo wrote: > What is the rationale behind making the slice class data attributes > readonly? > > I've built a __getitem__ method for a Map class that contains a list > of Cell instance objects. __getitem__ maps this list into a matrix:: > > # get ce

[Python 3.4] Rationale for readonly slice data attributes

2015-03-05 Thread Mario Figueiredo
What is the rationale behind making the slice class data attributes readonly? I've built a __getitem__ method for a Map class that contains a list of Cell instance objects. __getitem__ maps this list into a matrix:: # get cell at cartesian coordinates 12, 4 # will map to the 1048th positi