On 30.10.2017 17:32, Guido van Rossum wrote:
This is a key example of a case where code speaks. Can you write an
implementation of how you would want single() to work in Python code?
On Mon, Oct 30, 2017 at 2:49 AM, Ivan Pozdeev via Python-ideas
<python-ideas@python.org <mailto:python-ideas@python.org>> wrote:
The initial post on the above link summarizes the suggested
implementation pretty well.
|defsingle(i): try: ||v =i.next() |||exceptStopIteration:||||raiseException('No
values')|||try: ||i.next() ||exceptStopIteration: ||returnv||else:
||raiseException('Too many values')|
||printsingle(name forname in('bob','fred')ifname=='bob')||| |
||
--
Regards,
Ivan
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