John J Lee <jjl at pobox.com> wrote:
> The note (4) says that the result will be unicode, but it doesn't say how,
> in this case, that comes about. This case is confusing because the docs
> claim string formatting with %s "converts ... using str()", and yet
> str(a()) returns a bytestring. Does it *really* use str, or just __str__?
> Surely the latter? (given the observed behaviour, and not reading the C
> source)
It uses __str__ and confirms that the returned object is a 'str' or
'unicode'. The docs are not precise but they were not for 2.4
either. Note the following case:
'%s' % u'Hello!'
The operand is not forced to be a str.
Neil
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