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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 element(self):
 """ Attempt to return the atomic symbol based on the VRHFIN keyword. """

        element = self.keywords["VRHFIN"].split(":")[0].strip()
        try:
            return Element(element).symbol
        except ValueError:
            # VASP incorrectly gives the element symbol for Xe as "X"
            # Some potentials, e.g., Zr_sv, gives the symbol as r.
            if element == "X":
                return "Xe"
            return Element(self.symbol.split("_")[0]).symbol