[Chicago] Chicago Digest, Vol 123, Issue 6

[Lewit, Douglas]

Thanks Len, pretty simple and straightforward!  I'm still getting the feel
for the "yield" statement.

On Tue, Nov 10, 2015 at 9:51 AM, Len Wanger <len_wanger at hotmail.com> wrote:

> Try changing your next routine to this:
>
> def __next__(self):
>       while True:
>             if self.counter == len(self.array) - 1:
>                   self.counter = -1
>             self.counter+=1
>             yield self.array[self.counter]
>
>
> Len
>
> > From: chicago-request at python.org
> > Subject: Chicago Digest, Vol 123, Issue 6
> > To: chicago at python.org
> > Date: Tue, 10 Nov 2015 09:54:39 -0500
> >
> > Send Chicago mailing list submissions to
> > chicago at python.org
> >
> > To subscribe or unsubscribe via the World Wide Web, visit
> > https://mail.python.org/mailman/listinfo/chicago
> > or, via email, send a message with subject or body 'help' to
> > chicago-request at python.org
> >
> > You can reach the person managing the list at
> > chicago-owner at python.org
> >
> > When replying, please edit your Subject line so it is more specific
> > than "Re: Contents of Chicago digest..."
> >
> >
> > Today's Topics:
> >
> > 1. Can this be done with a yield statement and generator object?
> > (Lewit, Douglas)
> >
> >
> > ----------------------------------------------------------------------
> >
> > Message: 1
> > Date: Tue, 10 Nov 2015 02:10:12 -0600
> > From: "Lewit, Douglas" <d-lewit at neiu.edu>
> > To: The Chicago Python Users Group <chicago at python.org>
> > Subject: [Chicago] Can this be done with a yield statement and
> > generator object?
> > Message-ID:
> > <CAPdZZGxoZRe=L7LyVQ30QBaqy_NeRWrisOdraQpcu-wFXEhqAw at mail.gmail.com>
> > Content-Type: text/plain; charset="utf-8"
> >
> > Hey guys,
> >
> > I'm attaching a simple class that I created in Python.... Python 3 to be
> > specific, but I think it should work in Python 2 as well, maybe. Anyhow,
> > is there a way to implement the same concept using a *yield statement*
> in a
> > function to create a generator object? Just wondering. Let me know,
> > thanks!
> >
> > Best,
> >
> > Douglas Lewit
> >
> > P.S. Obviously if you use a generator object to do this then the
> generator
> > object would never produce the StopIteration error. But I'm kind of
> > confused about how to create and define a generator object that would
> > produce this cyclical behavior in an array or list.
> > -------------- next part --------------
> > An HTML attachment was scrubbed...
> > URL: <
> http://mail.python.org/pipermail/chicago/attachments/20151110/b012ba59/attachment.html
> >
> > -------------- next part --------------
> > A non-text attachment was scrubbed...
> > Name: Circular_List_in_Python.png
> > Type: image/png
> > Size: 277517 bytes
> > Desc: not available
> > URL: <
> http://mail.python.org/pipermail/chicago/attachments/20151110/b012ba59/attachment.png
> >
> > -------------- next part --------------
> > A non-text attachment was scrubbed...
> > Name: CircularList.py
> > Type: text/x-python
> > Size: 373 bytes
> > Desc: not available
> > URL: <
> http://mail.python.org/pipermail/chicago/attachments/20151110/b012ba59/attachment.py
> >
> >
> > ------------------------------
> >
> > Subject: Digest Footer
> >
> > _______________________________________________
> > Chicago mailing list
> > Chicago at python.org
> > https://mail.python.org/mailman/listinfo/chicago
> >
> >
> > ------------------------------
> >
> > End of Chicago Digest, Vol 123, Issue 6
> > ***************************************
>
> _______________________________________________
> Chicago mailing list
> Chicago at python.org
> https://mail.python.org/mailman/listinfo/chicago
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.python.org/pipermail/chicago/attachments/20151110/f84a62d3/attachment.html>