[Python-ideas] Consider making enumerate a sequence if its argument is a sequence
Serhiy Storchaka
storchaka at gmail.com
Wed Sep 30 18:36:43 CEST 2015
On 30.09.15 18:28, Neil Girdhar wrote:
> What are the pros and cons of making enumerate a sequence if its
> argument is a sequence?
>
> I found myself writing:
>
> for vertex, height in zip(
> self.cache.height_to_vertex[height_slice],
> range(height_slice.start, height_slice.stop)):
>
> I would have preferred:
>
> for height, vertex in enumerate(
> self.cache.height_to_vertex)[height_slice]:
You can write:
for height, vertex in enumerate(
self.cache.height_to_vertex[height_slice],
height_slice.start):
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