Dynamically setting input defaults for a ghpython component

[Joseph_Oster]

Not Python but…

Default value in Cluster

If this was a matter of replacing nulls, you could try to see if Combine works. It operates on multiple inputs and outputs the first input value which isn’t null: cluster defaults.gh (11.9 KB) [cluster%20defaults] However this doesn’t just provide a single default value, it will also overwrite any actual nulls you’re inputting.