On Fri, Mar 28, 2014 at 09:20:35AM +0000, Kristján Valur Jónsson wrote:
> I'll be willing to experiment with extending the heapq. methods to take an
> optional "map" argument.
> 'map' would be a dict, mapping objects in the heap to indices. If provided,
> each of the heapq methouds would
> take care to update the map of any objects that it touches with the current
> index of the object.
>
> Usage could be something like:
>
> heap = []
> map = {}
> def insert(i):
> heapq.heappush(heap, I, map)
>
> def pop(i):
> return heapq.heappop(heap, map)
>
> def remove(i):
> heapq.heapdel(heap, map[i], map)
If you're going to make heapq more complex, wouldn't it be better to
encapsulate the logic into a Heap class? heapq should remain the same,
and Heap could (if accepted) move into collections. And should this
discussion move to python-ideas?
--
Steven
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