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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 _parse_radfunc(self, func_name):
 """Parse the first occurence of func_name in the XML file."""

        node = self.root.find(func_name)
        grid = node.attrib["grid"]
        values = np.array([float(s) for s in node.text.split()])

        return self.rad_grids[grid], values, node.attrib