docs: def _on_process_stdout_ready(self):
          """ Logs process output """
          if not self:
              return
          o = self.readAllStandardOutput()
          try:
              output = bytes(o).decode(self._encoding)
          except TypeError:
              output = bytes(o.data()).decode(self._encoding)
          for line in output.splitlines():
              self._srv_logger.log(1, line)