I agree.  Smarter "git blame” will not help with massive whitespace change.

>From a perspective of non-python coder I really don’t like where this is going 
>on.
Every time I tried to make simple change in tests ended up with dealing with 
un-readable python code and PEPs - whatever that means.

VPP is C project and we should respect the fact that don’t all C coders are 
masters in python.
So please keep it simple….

— 
Damjan


> On 02.12.2020., at 10:15, Andrew Yourtchenko <ayour...@gmail.com> wrote:
> 
> Can git in any version ignore the massive white space changes while 
> cherry-picking / merging?
> If not - this sounds like a *massive* inconvenience to anyone not sitting on 
> the head of master, which is a lot of folks. At least that is why it’s still 
> on my WIP to deal with the C code indent... big white space-changing changes 
> are a *massive* pain to deal with for any maintainer.
> 
> Also, 88 is not much bigger than 80, and won’t solve the particular case 
> mentioned - you will still need to chop that 97 char line into smaller one..
> 
> So: What do you and others think of an alternative of just adding E501 to the 
> existing “ignore” list for the current formatter and moving on ? 
> 
> --a
> 
>> On 1 Dec 2020, at 23:56, Paul Vinciguerra <pvi...@vinciconsulting.com> wrote:
>> 
>> 
>> I'd like to propose that we make it easier for everyone by adding black [0] 
>> as a pre-commit hook.  Black will automatically reformat your file to a git 
>> friendly, pep-8 friendly file.
>> For those interested in the details, it moves to a line length of 88, which 
>> helps us out with the lengthy VppEnum names we have.  We can keep it at 80 
>> if the community objects.
>> I can't do anything about:
>>   /vpp/build-root/build-test/src/test_ipsec_esp.py:504:89: E501 line too 
>> long (97 > 88 characters)
>>   
>> VppEnum.vl_api_tunnel_encap_decap_flags_t.TUNNEL_API_ENCAP_DECAP_FLAG_ENCAP_COPY_DSCP
>> ;)
>> 
>> For those who want more details in the changes, see the black code style [1]
>> 
>> Saving time around python linting is the #1 request I have had from the 
>> community.
>> 
>> This is a MASSIVE whitespace change.  git blame can ignore whitespace 
>> changes starting in git 2.23.
>> 
>> The question is whether the community wants to upgrade their version of git 
>> to ignore this change with git blame, in exchange for not having to manually 
>> lint/fix their files.
>> 
>> Thoughts?
>> 
>> [0] https://github.com/psf/black <https://github.com/psf/black>
>> [1] https://github.com/psf/black/blob/master/docs/the_black_code_style.md 
>> <https://github.com/psf/black/blob/master/docs/the_black_code_style.md>
>> 
>> 
> 
> 
> 

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