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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_scrollbar_position(self, position):

 """Set scrollbar positions"""

        # Scrollbars will be restored after the expanded state
        self._scrollbar_positions = position
        if self._to_be_loaded is not None and len(self._to_be_loaded) == 0:
            self.restore_scrollbar_positions()