[Python-ideas] Negative limit for traceback.*

[Ethan Furman]

On 10/11/2014 01:34 PM, Thomas Allen wrote:
> On Aug 24, 2014 9:53 PM, "Guido van Rossum" wrote:
>> On Sun, Aug 24, 2014 at 10:48 AM, Thomas Allen wrote:
>>>
>>> I'd like to propose adding the ability to extract last n stack trace
>>> entries from a traceback using functions from traceback module. Simply
>>> put, passing limit=-n would make functions to return (or print or
>>> yield) last abs(n) entries.
> >
>> I like this. It's kind of sad that when the limit causes truncation of the traceback it drops the most recent
>> frames, which might give a hint as to what happens, and keeps the oldest frames, which are usually less interesting
>> I know my program started at main() :-).
>
> I'm still interested in this proposal. If I write a patch, how do I go about getting it accepted?

Create an issue at bugs.python.org, write your patch and submit to the issue -- if nobody takes a look within three to 
four weeks, ping back here or on python-dev.

--
~Ethan~