Thank you both, I will dive into this and see if it works. El martes, 6 de abril de 2021 a las 4:39:57 UTC-3, Emmanuel Charpentier escribió:
> I am somewhat skeptical about getting such an R package in CRAN : the > dependency on Sagemath is probably a bit heavy for its platforms... and > heavily platform dependent (we have serious implementation differences > between Linux Mac and Windows versions). > > A few remarks below : > > Le lundi 5 avril 2021 à 22:47:22 UTC+2, [email protected] a écrit : > >> R has a package to use Python in its path, >> >> https://cran.r-project.org/web/packages/reticulate/vignettes/calling_python.html >> >> >> So yes, you can make sure that Sage's Python comes first, >> and then you need to do >> >> from sage.all import * >> >> to load all Sage classes. > > > Be aware, however, that the Sage preprocessor won’t be “automatically > available” ; you’ll have to preprocess your code in order to get what you > mean. Compare : > > ## In Sage > sage: (2/3).parent() > Rational Field > > with > > ## In Sage's Python > >>> from sage.all import * > >>> (2/3).parent() > Traceback (most recent call last): > File "<stdin>", line 1, in <module> > AttributeError: 'float' object has no attribute 'parent' > > “Preprocessing” by hand allows you to get what you mean…, > > >>> QQ(2/3).parent() > Rational Field > > or by using the preparse Sage function : > > >>> eval(preparse("2/3")).parent() > Rational Field > > > In the (hopefully not too far) future, an alternative would be to use Sage > distributed as a library in the system's Python interpreter. See > > this <https://pypi.org/project/sagemath-standard/> and the pages it > points to for further information. This would also alleviate the platforms > inconsistency problem... > > HTH, > > On Mon, Apr 5, 2021 at 3:10 PM Carlos Antunes <[email protected]> wrote: >> > >> > I have some functions and scripts written in sage that uses symmetric >> functions, integer partitions, some poset and matrix stuff. I want to offer >> this functions to R users but since the code is large and complicated >> enough I'd like to avoid rewriting it. >> > >> > Is there any way I can reuse what I have in sage? I know about the >> existence of SymPy, but I don't know if that's useful, because even while >> sympy has some code for, e.g, dealing with symmetric functions, it is >> probably not the same as the sage one, and still forces me rewrite a large >> amount of code. >> > >> > I don't even know if this can actually be done, but it would be really >> useful. >> > >> > Thanks in advance. >> > >> > -- >> > You received this message because you are subscribed to the Google >> Groups "sage-support" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> an email to [email protected]. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/sage-support/07a6ede2-73d4-4a0b-8abc-e53fa0f09c18n%40googlegroups.com. >> >> >> > -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-support/9fb0018b-49d7-4440-acf4-96dd7aa0f5e0n%40googlegroups.com.
