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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 Convert(self, metadata, grr_message, token=None):
 """Converts GrrMessage into a set of RDFValues. Args: metadata: ExportedMetadata to be used for conversion. grr_message: GrrMessage to be converted. token: Security token. Returns: List or generator with resulting RDFValues. """

    return self.BatchConvert([(metadata, grr_message)], token=token)