#14535: Mutability of Graphs
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Reporter: SimonKing | Owner: jason, ncohen, rlm
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-5.10
Component: graph theory | Resolution:
Keywords: mutability graph | Work issues:
Report Upstream: N/A | Reviewers:
Authors: Simon King | Merged in:
Dependencies: #14524 | Stopgaps:
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Comment (by nbruin):
> > > {{{
> > > sage: g.mutable()
> > > Tells you if it is mutable
> > > sage: g.mutable(True)
> > > Sets it to be mutable
> > > }}}
I hope that last line remains fantasy: Changing the mutability of an
object is a mutation, so should be forbidden on an immutable object (the
only case where `g.mutable(True)` should succeed is when `g` is already
mutable).
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14535#comment:16>
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