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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 display_view(self):
 """Update information about the size of the traces."""

        self.idx_start.setText(str(self.parent.value('window_start')))
        self.idx_length.setText(str(self.parent.value('window_length')))
        self.idx_scaling.setText(str(self.parent.value('y_scale')))
        self.idx_distance.setText(str(self.parent.value('y_distance')))