Maybe the best of both worlds would require explicit opt-in for classes that shouldn't be coerced, e.g., xarray.register_data_type(MyArray)
or maybe better yet ;) xarray.void_my_nonexistent_warranty_its_my_fault_if_my_buggy_duck_array_breaks_everything(MyArray) On Thu, Nov 2, 2017 at 3:39 PM Marten van Kerkwijk < m.h.vankerkw...@gmail.com> wrote: > I guess my argument boils down to it being better to state that a > function only accepts arrays and happily let it break on, e.g., > matrix, than use `asarray` to make a matrix into an array even though > it really isn't. > > I do like the dtype ideas, but think I'd agree they're likely to come > with their own problems. But just making new numerical types possible > is interesting. > > -- Marten > _______________________________________________ > NumPy-Discussion mailing list > NumPy-Discussion@python.org > https://mail.python.org/mailman/listinfo/numpy-discussion >
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