This is a console-only script, so just use globals

It's ok to have global connections sometime. This is one of those times
Rename redis and neo connections to be clearer.

And now that they're global, there's no point in passing them around
Use a named tuple for the data points

Named tuples are very lightweight classes with named attributes.
Whenever you have a class that's just a container for some values
with no real methods, it's a good bet you want a named tuple.

They take less code AND less memory