Note: This was an issue in 2.79, but has been fixed in 2.83.
Custom python nodes have a
bl_icon property which, when set to a valid icon name, is meant to display an icon for the node.
I presumed this icon would appear next to the node label like the compositing nodes have:
However, I have not been able to get an icon to appear for my nodes, and even the template in Text Editor> Templates> Custom Nodes doesn't seem to succeed in displaying the icon it defines.
Is there some other property that needs to be enabled to get the icon to appear or am I misunderstanding the purpose of defining a