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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 Flush(self):
 """Syncs this object with the data store, maintaining object validity."""

    if self.locked and self.CheckLease() == 0:
      self._RaiseLockError("Flush")

    self._WriteAttributes()
    self._SyncAttributes()

    if self.parent:
      self.parent.Flush()