[yt-dev] Issue #815: Tipsy: Plots fail if index, etc. aren't called first (yt_analysis/yt)

[Ben Keller]

New issue 815: Tipsy: Plots fail if index, etc. aren't called first
https://bitbucket.org/yt_analysis/yt/issue/815/tipsy-plots-fail-if-index-etc-arent-called

Ben Keller:

SlicePlot and ProjectionPlot will fail unless the smoothed fields are setup (I think?).  So if field_list or index, etc. are called before the plot routine.  If they aren't the plot fails with an indexError thrown.  I think this should be a quick fix...