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| From | Terry Reedy <tjreedy@udel.edu> |
| Subject | Re: Are there performance concerns with popping from front of long lists vs. the end of long lists? |
| Date | Sun, 22 Jun 2014 14:33:23 -0400 |
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On 6/22/2014 2:03 PM, python@bdurham.com wrote: > Should I have any performance concerns with the index position used to > pop() values off of large lists? Yes. While performance is generally not part of the language specification, in CPython seq.pop(i) is O(len(seq)-i) > In other words, should pop(0) and pop() be time equivalent operations > with long lists? No. If you want this, use collections.deque. -- Terry Jan Reedy
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Re: Are there performance concerns with popping from front of long lists vs. the end of long lists? Terry Reedy <tjreedy@udel.edu> - 2014-06-22 14:33 -0400
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