[Numpy-discussion] better error message possible?
dave.hirschfeld at gmail.com
Thu Jun 7 05:44:24 EDT 2012
Paul Anton Letnes <paul.anton.letnes <at> gmail.com> writes:
> I would prefer:
> IndexError: index 3 is out of bounds for axis 0: [-3,2]
> as I find the 3) notation a bit weird - after all, indices are not floats, so
2.999 or 2.3 doesn't make sense as
> an index.
> An alternative is to not refer to negative indices and say
> IndexError: index 3 is out of bounds for axis 0, shape was: (3,)
> (print more axes when the number of axes is higher.)
+1 for the latter suggestion - if the array shape is available it's a great
help in debugging the error.
An alternative wording could be:
IndexError: Index 3 is out of bounds for axis 0 of an array of shape (3,2,4)
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