> > Would you be interested in carrying Martin's package forward? I'm not opposed > to having quaternions in numpy/scipy but there needs to be someone to push it > and deal with problems if they come up. Martin's package disappeared in large > part because Martin disappeared. I'd also like to hear from Mark about other > aspects, as there was also a simple rational user type proposed that we were > looking to put in as an extension 'test' type. IIRC, there were some needed > fixes to Numpy, some of which were postponed in favor of larger changes. User > types is one of the things we want ot get fixed up. > > I kind of like the idea of there being a package, separate from numpy, which > collects these dtypes together. To start, the quaternion and the rational > type could go in it, and eventually I think it would be nice to move > datetime64 there as well. Maybe it could be called numpy-dtypes, or would a > more creative name be better?
A extended dtype package would be a very good idea, and a great place for quaternions. But, I agree with Chuck that datetime64 is too fundamental to be pushed to a separate package. -Travis
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