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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 D(self, ID, asp):
 """ Returns the dexter aspect of an object. """

        obj = self.chart.getObject(ID).copy()
        obj.relocate(obj.lon - asp)
        ID = 'D_%s_%s' % (ID, asp)
        return self.G(ID, obj.lat, obj.lon)