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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 dumps(self):
 """Create a dump of the metadata associated to the record."""

        self.data.update({
            'bucket': str(self.obj.bucket_id),
            'checksum': self.obj.file.checksum,
            'key': self.obj.key,  # IMPORTANT it must stay here!
            'size': self.obj.file.size,
            'version_id': str(self.obj.version_id),
        })
        return self.data