def _update_offset_text_position(self, bboxes, bboxes2):
x,y = self.offsetText.get_position()<EOL>top = self.axes.bbox.ymax<EOL>self.offsetText.set_position((x, top+self.OFFSETTEXTPAD*self.figure.dpi/<NUM_LIT>))<EOL>
Update the offset_text position based on the sequence of bounding
boxes of all the ticklabels