ipython/ipython — comment on commit 31ab23f28cc7c2cc00b89cb557bde44e0a2905d2
File:  line 0
By takluyver:

It doesn't fail, but it's a bit of an odd test - you've got what look like bytes in a unicode string. It prints as "CaÃ±o". Are you sure you didn't mean to have that as a bytestring, which would print as "Caño" (assuming it's UTF-8 encoded)?