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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 get_calibration(self, name, shape, chunks=None):
 """Get the calibration array."""

        data_items = self.root.findall(".//calibrationVector")
        data, low_res_coords = self.read_xml_array(data_items, name)
        return self.interpolate_xml_array(data, low_res_coords, shape, chunks=chunks)