#11521: Use weak references to cache homsets
--------------------------------------------------+-------------------------
Reporter: jpflori | Owner: robertwb
Type: defect | Status:
positive_review
Priority: major | Milestone: sage-5.5
Component: coercion | Resolution:
Keywords: sd35 | Work issues:
Report Upstream: N/A | Reviewers: Jean-Pierre
Flori, Nils Bruin
Authors: Simon King | Merged in:
Dependencies: #12969; to be merged with #715 | Stopgaps:
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Comment (by jdemeyer):
Sorry to spoil the party, but with sage-5.4.rc0 + #715 + #11521, I get
{{{
sage -t "devel/sage/sage/libs/singular/ring.pyx"
**********************************************************************
File
"/release/merger/sage-5.5.beta0/devel/sage/sage/libs/singular/ring.pyx",
line 490:
sage: ring_ptr in ring_refcount_dict
Expected:
False
Got:
True
**********************************************************************
1 items had failures:
1 of 22 in __main__.example_8
***Test Failed*** 1 failures.
For whitespace errors, see the file
/home/jdemeyer/.sage//tmp/ring_18750.py
[3.4 s]
sage -t
"devel/sage/sage/rings/polynomial/multi_polynomial_libsingular.pyx"
Exception AttributeError:
AttributeError('PolynomialRing_field_with_category' object has no
attribute '_modulus',) in ignored
Exception AttributeError:
AttributeError('PolynomialRing_field_with_category' object has no
attribute '_modulus',) in ignored
**********************************************************************
File
"/release/merger/sage-5.5.beta0/devel/sage/sage/rings/polynomial/multi_polynomial_libsingular.pyx",
line 423:
sage: len(ring_refcount_dict) == n
Expected:
True
Got:
False
**********************************************************************
1 items had failures:
1 of 19 in __main__.example_4
***Test Failed*** 1 failures.
For whitespace errors, see the file
/home/jdemeyer/.sage//tmp/multi_polynomial_libsingular_19160.py
[5.8 s]
}}}
So perhaps this does require #13447?
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11521#comment:179>
Sage <http://www.sagemath.org>
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