horpner at yahoo.com
Wed Jul 25 21:26:57 CEST 2007
On 2007-07-25, danmcleran at yahoo.com <danmcleran at yahoo.com> wrote:
> You can use the built-in dir() function to determine whether or not
> the __iter__ method exists:
I think you might have to check for __getitem__, also, which may
support the sequence protocol.
> def is_iterable(thing):
> return '__iter__' in dir(thing)
return '__iter__' in dir(thing) or '__getitem__' in dir(thing)
Speaking of the iter builtin function, is there an example of the
use of the optional sentinel object somewhere I could see?
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