#12313: Fix yet another memory leak caused by caching of coercion data
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Reporter: SimonKing | Owner:
Type: defect | Status:
needs_review
Priority: major | Milestone: sage-5.3
Component: memleak | Resolution:
Keywords: coercion weak dictionary | Work issues:
Report Upstream: N/A | Reviewers: Simon King,
Jean-Pierre Flori, John Perry
Authors: Simon King, Jean-Pierre Flori | Merged in:
Dependencies: #11521, #11599, #12969, #12215 | Stopgaps:
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Comment (by SimonKing):
Replying to [comment:156 jpflori]:
> {{{
> # it doesn't increment the reference count. When it sees PyObject*
> # in order to use the result you must explicitly cast to <object>,
> # and when you do that Cython increments the reference count wether
> # you want it to or not, forcing you to an explicit DECREF (or leak
memory).
> # To avoid this we make the above convention. Note, you can
> }}}
Yep, I think I saw that text, but didn't recall where to find it. So,
apparently it works.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12313#comment:158>
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