#20750: Fix re group indexing with Sage Integers
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Reporter: jdemeyer | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-7.3
Component: packages: standard | Resolution:
Keywords: | Merged in:
Authors: Jeroen Demeyer | Reviewers:
Report Upstream: Reported upstream. No | Work issues:
feedback yet. | Commit:
Branch: | Stopgaps:
Dependencies: |
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Changes (by jdemeyer):
* upstream: Not yet reported upstream; Will do shortly. => Reported
upstream. No feedback yet.
Old description:
> This breaks:
> {{{
> sage: import re
> sage: p = re.compile('(a)b')
> sage: m = p.match('ab')
> sage: m.group(0)
> IndexError: no such group
> }}}
> The reason is that the `re` module does not handle Sage Integers:
> {{{
> sage: m.group(int(0))
> 'ab'
> }}}
New description:
This breaks:
{{{
sage: import re
sage: p = re.compile('(a)b')
sage: m = p.match('ab')
sage: m.group(0)
IndexError: no such group
}}}
The reason is that the `re` module does not handle Sage Integers:
{{{
sage: m.group(int(0))
'ab'
}}}
Upstream: [http://bugs.python.org/issue27177]
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Ticket URL: <http://trac.sagemath.org/ticket/20750#comment:1>
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