#12876: Fix element and parent classes of Hom categories to be abstract, and
simplify the Hom logic.
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Reporter: nthiery | Owner: nthiery
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-5.4
Component: categories | Resolution:
Keywords: categories, Hom | Work issues: fix doctests and
segfaults
Report Upstream: N/A | Reviewers: Simon King
Authors: Nicolas M. Thiéry | Merged in:
Dependencies: #11521, #12215, #12313 | Stopgaps:
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Comment (by SimonKing):
Replying to [comment:62 SimonKing]:
> {{{
> sage: M = ModularForms(Gamma0(7), 4)
> sage: H = Hom(M,M)
> sage: H is loads(dumps(H))
> False
> }}}
... which has two reasons: `H` has no `__reduce__` method, and `M` has no
reduce method.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12876#comment:63>
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