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From: Thomas 'PointedEars' Lahn <PointedEars@web.de>
Newsgroups: comp.lang.python
Subject: Re: Ignore error with non-zero exit status
Date: Sun, 20 Dec 2015 23:46:50 +0100
Organization: PointedEars Software (PES)
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Chris Angelico wrote:

> On Mon, Dec 21, 2015 at 8:22 AM, Thomas 'PointedEars' Lahn
> <PointedEars@web.de> wrote:

It is supposed to be an attribution *line*, _not_ an attribution novel.  
Also, the “(was: …)” part is to be removed from the Subject header field 
value to complete the change of subject in a thread.

>> Python 2.6 (why are you using the oldest Python minor version?)
>> introduced string.format(), so you should use that instead of the old
>> string format operator (“%”):
>>
>>   logging.error("Can't run {0}; got {1} ({2:d})!".format(cmd, err, ret))
>>
>> <https://docs.python.org/2.6/library/stdtypes.html#str.format>
> 
> Percent formatting isn't going away. There's no need to tell people to
> abandon it in favour of .format(), unless they actually need a feature
> of .format().

,-<https://docs.python.org/2/library/stdtypes.html#str.format>
| 
| […]
| This method of string formatting is the new standard in Python 3, and 
| should be preferred to the % formatting described in <String Formatting 
| Operations> in new code.

>> On the other hand, you do not need the format operator to begin with:
>>
>>   logging.error("Can't run %s; got %s (%d)!", cmd, err, ret)
>>
>> <https://docs.python.org/2.6/library/logging.html#logging.error>
> 
> See? Another good reason to hang onto percent formatting.

Your logic is flawed.

-- 
PointedEars

Twitter: @PointedEars2
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