What is the unit format of Dynamo?

I’M just the newbies in Dynamo, as in Revit you select the template like feet or meter format ,so what is the format of Dynamo , how can I choose the unit format in Dynamo?


They changed the units behavior in 0.8, read this blog post: http://dynamobim.org/units-in-dynamo-0-8-2/