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Re: how to convert code that uses cmp to python3

From Marko Rauhamaa <marko@pacujo.net>
Newsgroups comp.lang.python
Subject Re: how to convert code that uses cmp to python3
Date 2016-04-08 16:52 +0300
Organization A noiseless patient Spider
Message-ID <87bn5kfbsq.fsf@elektro.pacujo.net> (permalink)
References (3 earlier) <CAPTjJmrbL870mV1kU8nHar=bPyKZRmhKP-8iUs_tpYVo5vhhOA@mail.gmail.com> <57075F43.7060004@rece.vub.ac.be> <85fuuw5ypl.fsf@benfinney.id.au> <5707B2CE.1010407@rece.vub.ac.be> <mailman.81.1460122331.2253.python-list@python.org>

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Antoon Pardon <antoon.pardon@rece.vub.ac.be>:

> Well having a list of 1000 Sequence like object. Each sequence
> containing between 1 and 100 numbers. Comparing each sequence
> to each other a 100 times. I get the following results.
>
> Doing it as follows:
>     seq1 < seq2
>     seq2 < seq1
>
> takes about 110 seconds.
>
> Doing it like this:
>     delta = cmp(seq1, seq2)
>     delta < 0
>     delta > 0
>
> takes about 50 seconds.

Looks like a completely artificial scenario.


Marko

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Thread

Re: how to convert code that uses cmp to python3 Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2016-04-08 15:31 +0200
  Re: how to convert code that uses cmp to python3 Marko Rauhamaa <marko@pacujo.net> - 2016-04-08 16:52 +0300
    Re: how to convert code that uses cmp to python3 Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2016-04-08 16:22 +0200

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