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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 mark_done(self):
 """Mark the archive status of this segment as 'done'. This is most useful when performing out-of-band parallel uploads of segments, so that Postgres doesn't try to go and upload them again. This amounts to messing with an internal bookkeeping mechanism of Postgres, but that mechanism is not changing too fast over the last five years and seems simple enough. """


        # Recheck that this is not an segment explicitly passed from Postgres
        if self.explicit:
            raise UserCritical(
                msg='unexpected attempt to modify wal metadata detected',
                detail=('Segments explicitly passed from postgres should not '
                        'engage in archiver metadata manipulation: {0}'
                        .format(self.path)),
                hint='report a bug')

        # Attempt a rename of archiver metadata, wrapping unexpected
        # raised exceptions into a UserCritical.
        try:
            status_dir = path.join(path.dirname(self.path),
                                   'archive_status')

            ready_metadata = path.join(status_dir, self.name + '.ready')
            done_metadata = path.join(status_dir, self.name + '.done')

            os.rename(ready_metadata, done_metadata)
        except Exception:
            raise UserCritical(
                msg='problem moving .ready archive status to .done',
                detail='Traceback is: {0}'.format(traceback.format_exc()),
                hint='report a bug')