code: def release(self):
          
          try:
              if self._rotateFailed:
                  self._close()
          except Exception:
              self.handleError(NullLogRecord())
          finally:
              try:
                  if self.stream_lock and not self.stream_lock.closed:
                      unlock(self.stream_lock)
              except Exception:
                  self.handleError(NullLogRecord())
              finally:
                  # release thread lock
                  if Handler:
                      Handler.release(self)
docs: Release file and thread locks. If in 'degraded' mode, close the
          stream to reduce contention until the log files can be rotated.