Francisco Gracia added the comment:
Thank you both for your quick and clear explanations. However I regret that I
keep considering the situation rather unsatisfactory.
I can well understand that all objects are true and even that the convention
that applies to some of them, like containers, t
Raymond Hettinger added the comment:
> All iterators are always true,
More generally, all objects are true by default. The only false objects in
Python are None; container-like objects with a __len__ that returns zero; and
number-like objects with a __nonzero__ method that returns False.
Gu
Ezio Melotti added the comment:
All iterators are always true, since you can not know how many elements they
will give you until you consume them. This is generally known, however it
doesn't seem to be well documented.
--
assignee: -> ezio.melotti
resolution: -> invalid
stage: ->
New submission from Francisco Gracia :
I find baffling the following behaviour of *re.finditer()*:
Python 3.2 (r32:88445, Feb 20 2011, 21:29:02) [MSC v.1500 32 bit (Intel)]
on win32
Type "copyright", "credits" or "license()" for more information.
>>> import re
>>> m = re.findite
