On Wed, Mar 11, 2015 at 10:08 AM, Ian D <dux...@hotmail.com> wrote:
> Hi
>
>
>
> I have seen some examples that seem to use a tuple with a method called
> index()
>
>
> The original code I was looking at had this sort of thing:
>
>
>
> SENSORS = ('sensor1', 'sensor2')
>
>
>
SENSORS[0]
> pin_index = SENSORS.index("sensor1")
>
>
> so the result is that pin_index the is equal to 0
>
>
> I then read that a Tuple has no attribute index on this site
> http://www.diveintopython.net/native_data_types/tuples.html
>
>
>>>> t.index("example")
> Traceback (innermost last): File "<interactive input>", line 1, in ?
> AttributeError: 'tuple' object has no attribute 'index'
>
>
>
> The example seems to work with 2.7 and 3.3 for me.
>
>
>
>
>
> But I don't find much documentation on indexing Tuples using this method.
>
>
>
> I am just wondering if there is more specific documentation on using Tuples
> this way
>
https://docs.python.org/2/library/stdtypes.html#sequence-types-str-unicode-list-tuple-bytearray-buffer-xrange
It wasn't around until 2.4 according to what I read somewhere
>
>
> Thanks.
>
>
>
> I am using Python 2.7 at moment.
>
>
>
>
>
>
> _______________________________________________
> Tutor maillist - Tutor@python.org
> To unsubscribe or change subscription options:
> https://mail.python.org/mailman/listinfo/tutor
--
Joel Goldstick
http://joelgoldstick.com
_______________________________________________
Tutor maillist - Tutor@python.org
To unsubscribe or change subscription options:
https://mail.python.org/mailman/listinfo/tutor
