class_docstr: An error happened from main process.
class_docstr_tok: ["An","error","happened","from","main","process","."]
docstr: Return signal number which stops main process.
docstr_tok: ["Return","signal","number","which","stops","main","process","."]
code: def signal_no(self):
      """Return signal number which stops main process."""
      return self._signal_no
  
file_path: espnet/espnet/distributed/pytorch_backend/launch.py
imports: import multiprocessing
  import os
  import signal
  import socket
  import time
label_desc: Use image node_id 3 for calling the MainProcessError obj's underlying member method code with example usage: obj.signal_no() and returns: self