#15367: Empty lists while creating parents
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Reporter: roed | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-5.13
Component: memleak | Resolution:
Keywords: | Merged in:
Authors: | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
Dependencies: | Stopgaps:
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Comment (by SimonKing):
Replying to [comment:6 nbruin]:
> Given that we should bound the fill ratio by about 60%-70%, that would
not be enough.
What is the theory behind this choice?
> > - Only create the dictionaries when we actually need them. I should
add: Do not initialise ''all'' coercion caches of a parent at once.
>
> Hm, I wonder how the cost of that works out. Another option: make
!MonoDict etc. lazy in actually allocating the buckets (i.e., upon
creation, just set `self._buckets=None`).
Good idea! So, do not be lazy in coercion initialisation of Parent, but be
lazy in the underlying data structure.
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Ticket URL: <http://trac.sagemath.org/ticket/15367#comment:8>
Sage <http://www.sagemath.org>
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