def METHOD_NAME(self):
    outputs = self.output_spec().get()
    outputs["out_file"] = self.inputs.out_file
    if not isdefined(outputs["out_file"]):
        method_name = self.inputs.pvc.lower()
        outputs["out_file"] = self._gen_fname(
            self.inputs.in_file, suffix=f"_{method_name}_pvc"
        )
    outputs["out_file"] = os.path.abspath(outputs["out_file"])
    return outputs