Set the column designations
SetColDesignations(ColDesig, Repeat = True, C1 = 0, C2 = -1)
Returns True on successful and False on failure.
import PyOrigin wks=PyOrigin.WorksheetPages('Book1').Layers(0) wks.InsertCol(2,'C') wks.InsertCol(3,'D') wks.SetColDesignations('XYXY')