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Created on 2013年07月06日 17:20 by James.Lu, last changed 2022年04月11日 14:57 by admin. This issue is now closed.
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| msg192469 - (view) | Author: James Lu (James.Lu) * | Date: 2013年07月06日 17:20 | |
http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/SFMT/index.html#dSFMT You might want to use a better algorithm |
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| msg192502 - (view) | Author: Christian Heimes (christian.heimes) * (Python committer) | Date: 2013年07月07日 00:09 | |
Do you want to provide a patch for Python's random module? PS: Please do not upload files that can easily be downloaded from a 3rd party site. It just fills disk space on our server and doesn't provide a benefit for us. |
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| msg192511 - (view) | Author: Raymond Hettinger (rhettinger) * (Python committer) | Date: 2013年07月07日 03:26 | |
The bar is rather high for changing the current algorithm which is well studied, has a long period, and is reasonably fast. I do not recommend jumping straight into making a patch before we get agreement that we really want another PRNG when the current one is stable, well-studied, performant, and has been working well for its intended purpose. Note, we guarantee that the current method will always be available, so this would be just another option. If we were to add another generator, I prefer that we add one with some completely different characteristics (such as being cryptographically strong). I don't want to take the default generator and periodically switch it out with the "flavor of the month" (people are always coming up with more PRNGs that make various trade-offs between speed, size of stored state, period, etc). |
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| msg192539 - (view) | Author: Antoine Pitrou (pitrou) * (Python committer) | Date: 2013年07月07日 11:15 | |
> If we were to add another generator, I prefer that we add one with > some completely different characteristics (such as being > cryptographically strong). I don't want to take the default generator > and periodically switch it out with the "flavor of the month" (people > are always coming up with more PRNGs that make various trade-offs > between speed, size of stored state, period, etc). Agreed with Raymond. |
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| History | |||
|---|---|---|---|
| Date | User | Action | Args |
| 2022年04月11日 14:57:47 | admin | set | github: 62586 |
| 2013年07月11日 07:24:49 | rhettinger | set | status: open -> closed resolution: rejected |
| 2013年07月07日 11:15:08 | pitrou | set | nosy:
+ pitrou messages: + msg192539 |
| 2013年07月07日 03:26:12 | rhettinger | set | priority: normal -> low nosy: + rhettinger messages: + msg192511 assignee: rhettinger |
| 2013年07月07日 01:02:25 | jcea | set | nosy:
+ jcea |
| 2013年07月07日 00:09:43 | vstinner | set | nosy:
+ vstinner |
| 2013年07月07日 00:09:11 | christian.heimes | set | nosy:
+ christian.heimes messages: + msg192502 versions: + Python 3.4, - Python 3.3 |
| 2013年07月07日 00:07:08 | christian.heimes | set | files: - dSFMT-src-2.2.1.zip |
| 2013年07月06日 17:21:27 | James.Lu | set | nosy:
- James.Lu type: enhancement -> (no value) |
| 2013年07月06日 17:20:12 | James.Lu | create | |