Pool

Python 2.7 multiprocessing pool example

Python 2.7 multiprocessing pool example
  1. What is pool () in Python?
  2. How to get PID in multiprocessing pool Python?
  3. How to wait for all processes to finish in multiprocessing pool Python?

What is pool () in Python?

Pool . It creates multiple Python processes in the background and spreads out your computations for you across multiple CPU cores so that they all happen in parallel without you needing to do anything.

How to get PID in multiprocessing pool Python?

You can get the PID of a worker process by calling the os. getpid() function when initializing the worker process or from within the target task function executed by a worker process.

How to wait for all processes to finish in multiprocessing pool Python?

You can wait for tasks issued to the multiprocessing pool to complete by calling AsyncResult. wait() or calling Pool. join().

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