code: def read_iou_stdout(self):
          
  
          output = ""
          if self._iou_stdout_file:
              try:
                  with open(self._iou_stdout_file, "rb") as file:
                      output = file.read().decode("utf-8", errors="replace")
              except OSError as e:
                  log.warn("could not read {}: {}".format(self._iou_stdout_file, e))
          return output
docs: Reads the standard output of the IOU process.
          Only use when the process has been stopped or has crashed.