Returns a :class:`Hint` object with the suggested value of ecut [Ha] and
        pawecutdg [Ha] for the given accuracy.
        ecut and pawecutdg are set to zero if no hint is available.

        Args:
            accuracy: ["low", "normal", "high"]

def hint_for_accuracy(self, accuracy="normal"):
        """
        Returns a :class:`Hint` object with the suggested value of ecut [Ha] and
        pawecutdg [Ha] for the given accuracy.
        ecut and pawecutdg are set to zero if no hint is available.

        Args:
            accuracy: ["low", "normal", "high"]
        """
        if not self.has_dojo_report:
            return Hint(ecut=0., pawecutdg=0.)

        # Get hints from dojoreport. Try first in hints then in ppgen_hints.
        if "hints" in self.dojo_report:
            return Hint.from_dict(self.dojo_report["hints"][accuracy])
        elif "ppgen_hints" in self.dojo_report:
            return Hint.from_dict(self.dojo_report["ppgen_hints"][accuracy])
        return Hint(ecut=0., pawecutdg=0.)