Yes, it is just for my own work. William, do you know where, in the doc, can i find ANYTHING about _is_inmutable flag?
2011/1/9 William Stein <wst...@gmail.com> > On Sun, Jan 9, 2011 at 8:09 AM, Volker Braun <vbraun.n...@gmail.com> > wrote: > > The documentation of Sequence.set_immutable() is quite clear. "Never" > means > > that there is no way: > > > > Definition: Sequence.set_immutable(self) > > Docstring: > > Make this object immutable, so it can never again be changed. > > > > EXAMPLES: > > > > sage: v = Sequence([1,2,3,4/5]) > > sage: v[0] = 5 > > sage: v > > [5, 2, 3, 4/5] > > sage: v.set_immutable() > > sage: v[3] = 7 > > Traceback (most recent call last): > > ... > > ValueError: object is immutable; please change a copy instead. > > > > And you definitely should *not* do this (continuing the above example): > > sage: v._is_immutable = False > sage: v[3] = 7 > sage: v > [1, 2, 3, 7] > sage: > > But if you for some reason needed to right now to get your own work > done, I guess you might as well. > > William > > -- > To post to this group, send email to sage-support@googlegroups.com > To unsubscribe from this group, send email to > sage-support+unsubscr...@googlegroups.com<sage-support%2bunsubscr...@googlegroups.com> > For more options, visit this group at > http://groups.google.com/group/sage-support > URL: http://www.sagemath.org > -- Empieza a ganar dinero facilmente desde casa, sólo leyendo publicidad :D Apúntate --> http://www.es-facil.com/ganar/alta?Id=65269775 (Si tienes algún problema o duda no dudes en consultarme :D) -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org
