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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 saveShx(self, target):

 """Save an shx file."""

        if not hasattr(target, "write"):
            target = os.path.splitext(target)[0] + '.shx'
        if not self.shapeType:
            self.shapeType = self._shapes[0].shapeType
        self.shx = self.__getFileObj(target)
        self.__shapefileHeader(self.shx, headerType='shx')
        self.__shxRecords()