this is now https://github.com/sagemath/sage/issues/35844
On Tue, Jun 27, 2023 at 1:40 PM Dima Pasechnik <dimp...@gmail.com> wrote:
>
> On Tue, Jun 27, 2023 at 12:54 PM Luis Finotti <luis.fino...@gmail.com> wrote:
> >
> > Hello,
> >
> > I am getting warnings that is_MPolynomial is deprecated. The error
> > suggests to use
> >
> > isinstance(x, sage.structure.element.MPolynomial)
> >
> > But this gives an error:
> >
> > AttributeError: module 'sage.structure.element' has no attribute
> > 'MPolynomial'
> probably a typo in deprecation message. You can ask Sage:
>
> sage: import_statements("MPolynomial")
> from sage.rings.polynomial.multi_polynomial import MPolynomial
>
>
> >
> > Looking at the referred github report
> > (https://github.com/sagemath/sage/issues/32709) it is suggested to use
> > isinstance(x, MPolynomial),
> > which also fails with
> >
> > NameError: name 'MPolynomial' is not defined
> >
> > So, what is the proper way now?
> >
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