Conventions for dummy name

Torsten Bronger bronger at physik.rwth-aachen.de
Thu Jan 10 09:39:51 CET 2008


Hallöchen!

Ben Finney writes:

> "Diez B. Roggisch" <deets at nospam.web.de> writes:
>
>> The underscore is used as "discarded" identifier. So maybe
>> 
>> for _ in xrange(10):
>>     ...
>
> The problem with the '_' name is that it is already well-known and
> long-used existing convention for an entirely unrelated purpose:
> in the 'gettext' i18n library, the '_' function to get the
> locally-translated version of a text string.

Right, that's because I've used "__" where not all returning values
are interesing to me such as

a, b, __ = function_that_returns_three_values(x, y)

However, in loops, I prefer real names, even if the loop variable
isn't used outside.

Tschö,
Torsten.

-- 
Torsten Bronger, aquisgrana, europa vetus
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