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Note: Strings representing object names and arguments must be separated by commas. This is not depicted in the synopsis.
renderThumbnailUpdate is undoable, queryable, and NOT editable.Toggle the updating of object thumbnails. These are visible in tools like the Attribute Editor and Hypershade. All thumbnails everywhere will not update to reflect changes to the object until this command is used to toggle to true.
In query mode, return type is based on queried flag.
import maya.cmds as cmds # Turns on thumbnail updates. cmds.renderThumbnailUpdate(True) # Turns off thumbnail updates. cmds.renderThumbnailUpdate(False)