Patch 8 - to be reviewed on Monday

[nicholasmetherall]

[alexgleith]

Hey @nicholasmetherall can you please sort your training data array by variable name, something like this:

training_array = training_array.sort_index(axis=1)

It's super, super important that we keep the data variables in order, so that when we run the model later, we know what order to do it in.