#11342: Make getattr faster on parents and elements
---------------------------+------------------------------------------------
Reporter: SimonKing | Owner:
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-4.7.2
Component: performance | Keywords: getattr parent element
Work_issues: | Upstream: N/A
Reviewer: | Author: Simon King
Merged: | Dependencies: #9944
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Comment(by vbraun):
I added some debug output and it dies here:
{{{
self = x^2 + 1
self._parent = Univariate Polynomial Ring in x over Rational Field
self._parent._category = Category of euclidean domains
self = x^2 + 1
self._parent = Univariate Polynomial Ring in x over Rational Field
self._parent._category = Category of euclidean domains
self = x^2 + 1
self._parent = Univariate Polynomial Ring in x over Rational Field
self._parent._category = Category of euclidean domains
self = x^2 + 1
self._parent = Univariate Polynomial Ring in x over Rational Field
self._parent._category = Category of euclidean domains
self = x^2 + 1
self._parent = Univariate Polynomial Ring in x over Rational Field
self._parent._category = Category of euclidean domains
self = 0
self._parent = None
/home/vbraun/opt/sage-4.7.1.rc2/local/lib/libcsage.so(print_backtrace+0x31)[0x7fb2f72cb242]
/home/vbraun/opt/sage-4.7.1.rc2/local/lib/libcsage.so(sigdie+0x14)[0x7fb2f72cb274]
/home/vbraun/opt/sage-4.7.1.rc2/local/lib/libcsage.so(sage_signal_handler+0x20c)[0x7fb2f72caec2]
/lib64/libpthread.so.0[0x389c20eef0]
}}}
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11342#comment:27>
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