On Fri, Mar 2, 2012 at 10:11 AM, Dan Farmer <dfarmernv@gmail.com> wrote:

I think fancy depends on what plugin you have active. try io.use_plugin('qt') before doing that.

We should provide a catch-all for this situation that let's the user know what's going on, e.g. "The current I/O plugin does not have a fancy viewer." PRs welcome! Stéfan