#19440: cluster seed is no longer hashable
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Reporter: chapoton | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.10
Component: combinatorics | Keywords:
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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With the recent change in the cluster code,
{{{
sage: Q= ClusterQuiver(['D',4])
sage: hash(Q)
Traceback (most recent call last):
...
TypeError: <class
'sage.combinat.cluster_algebra_quiver.quiver.ClusterQuiver'> is not
hashable
}}}
And this has very bad consequences !
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Ticket URL: <http://trac.sagemath.org/ticket/19440>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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