[libvirt] [PATCH] check-symfile: Use pythonesque string formatting instead of perl
Michal Privoznik
mprivozn at redhat.com
Mon Nov 25 16:17:54 UTC 2019
On 11/25/19 4:58 PM, Erik Skultety wrote:
> On Mon, Nov 25, 2019 at 04:37:36PM +0100, Peter Krempa wrote:
>> Commit d30a1ad0443 translated the symbol file checker from perl to
>> python by doing a literal translation in most cases. Unfortunately one
>> string formatting operation was not really translated into python
>> leaving users with non-helpful error:
>>
>> 'Symbol $1 is listed twice'
>>
>> Signed-off-by: Peter Krempa <pkrempa at redhat.com>
>> ---
>> scripts/check-symfile.py | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/scripts/check-symfile.py b/scripts/check-symfile.py
>> index 0c02591991..34396b8623 100755
>> --- a/scripts/check-symfile.py
>> +++ b/scripts/check-symfile.py
>> @@ -52,7 +52,7 @@ with open(symfile, "r") as fh:
>> line = line.strip(";")
>>
>> if line in wantsyms:
>> - print("Symbol $1 is listed twice", file=sys.stderr)
>> + print("Symbol %s is listed twice" % line ,file=sys.stderr)
>
> Not a deal breaker, but IMO should at least the "new" syntax for string
> formatting using the .format() method (works both with python 2 and 3).
>
> Ideally, we'd move to python 3.6+ (since 2 will die in about 2 months) and
> started using string interpolation (or f-strings if you want).
Well, looks like we are not using that anywhere. And frankly, f-strings
are horrible. This is the most readable style for us, C developers IMO.
Michal
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