If UNDO opt is needed?

[aunoor]

Export operator option contain 'UNDO':

BlenderEdmExporter/io_BlenderEdmExporter/__init__.py

Line 28 in f0b2c88

bl_options = {'UNDO'} # Enable undo for the operator.

Is it really needed? Is export process add changes to objects?

[tobi-be]

No thats right