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To: python-list@python.org
From: Terry Reedy <tjreedy@udel.edu>
Subject: Re: pylint, was Re: pygame - importing GL - very bad...
Date: Thu, 03 Jan 2013 11:52:33 -0500
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On 1/3/2013 9:19 AM, Mike C. Fletcher wrote:
> On 13-01-02 09:48 PM, Terry Reedy wrote:
> ...
>> 2) self.lightDone: Invalid name "lightDone" (should match
>>> [a-z_][a-z0-9_]{2,30}$)
>>>
>>> So I can now understand that pylint doesn't like my naming convention
>>> with a capital letter in the middle of the variable name, like:
>>> "lightDone" = a boolean value. I suppose pylint wants me to use (a
>>> little longer method) an underscore to separate words in long variable
>>> names...
>>
>> That is more conventional in the Python community (and is in pep 8, I
>> believe) but still a choice.
> That seems like a improper error message from the tool.  "Invalid name"
> does *not* properly describe that situation.  The name is *not*
> "Invalid" in any sense of the word, and a "checker" that tells you it is
> is creating needless false-positives.  An error checker should be saying
> something like:
>
>      "self.lightDone: Does not match PEP8 recommended style"
>
> making it clear that this is *not* an error, it is a *style* related
> *warning*.

I quite agree. Wanting 3 chars for attribute names is not even PEP-8 
style but pylint-author style. I was really surprised at that. In that 
case, 'Does not match pylint recommended style.' or even 'configured 
styles'. I have not used pylint or pychecker as of yet.

-- 
Terry Jan Reedy