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Created on 2013-08-19 15:05 by vajrasky, last changed 2022-04-11 14:57 by admin. This issue is now closed.
| Files | ||||
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| File name | Uploaded | Description | Edit | |
| dont_escape_underscore_in_regex_27.patch | vajrasky, 2013-08-19 15:05 | review | ||
| Messages (2) | |||
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| msg195638 - (view) | Author: Vajrasky Kok (vajrasky) * | Date: 2013-08-19 15:05 | |
$ ./python --version
Python 2.7.5+
$ ./python
Python 2.7.5+ (2.7:062533327ad2, Aug 19 2013, 22:44:52)
[GCC 4.7.2 20121109 (Red Hat 4.7.2-8)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import re
>>> re.escape('_')
'\\_'
Python 3.3 and 3.4 got it right and don't escape the underscore.
Because many people are still doing their livelihoods with Python 2.7 and I am a compassionate person, here is the patch to fix the bug in Python 2.7.
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| msg195640 - (view) | Author: Ezio Melotti (ezio.melotti) *  |
Date: 2013-08-19 15:18 | |
This was considered a new feature when it was added in 3.2 (see #2650), so it was not backported to 2.7 because -- even if it was a minor change -- it was not 100% backward compatible. |
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| History | |||
|---|---|---|---|
| Date | User | Action | Args |
| 2022-04-11 14:57:49 | admin | set | github: 62981 |
| 2013-08-19 15:18:33 | ezio.melotti | set | status: open -> closed messages: + msg195640 assignee: ezio.melotti resolution: rejected stage: resolved |
| 2013-08-19 15:05:40 | vajrasky | create | |