Well type=str is correct, so I'd prefer ValueError On Saturday, May 9, 2015 at 1:46:42 PM UTC+2, Jeroen Demeyer wrote: > > On 2015-05-09 13:37, Vincent Delecroix wrote: > > Hello, > > > > I am trying to speed up the creation of polynomial rings. Doing so, I > > rewrote most of the factory PolynomialRing and I do have a question. > > What should we do with > > > > sage: R.<x,y,z> = PolynomialRing(QQ, 'xyz') > > > > or > > > > sage: R.<x,y,z> = PolynomialRing(QQ, 'abc') > > > > I see two reasonable options: > > 1 - raise a ValueError saying that the variable names are specified > twice > This should obviously be an error. But I guess a TypeError is more > applicable, that's what is normally raised when calling a function with > the wrong number or kind of arguments. >
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