I want to iterate the Animation Nodes Node Trees in my current scene, and for each Node Tree, I want to execute it as if by clicking the Execute Node Tree button. When I click the button manually, I don't see any output in the Python console for this button, so I'm not sure where to begin.


1 Answer 1


Find AN node tree and execute():

import bpy

anTreeNames = ["NodeTree", "NodeTree.001"]

for name in anTreeNames:
    tree = bpy.data.node_groups.get(name)
    if tree:

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