title: Python Multiprocessing: Crash in subprocess?
body: <p>What happens when a python script opens subprocesses and one process crashes? </p>
  
  <p><a href="https://stackoverflow.com/a/18216437/311901">https://stackoverflow.com/a/18216437/311901</a></p>
  
  <p>Will the main process crash? </p>
  
  <p>Will the other subprocesses crash? </p>
  
  <p>Is there a signal or other event that's propagated? </p>