Python subprocess.Popen erroring with OSError: [Errno 12] Cannot allocate memory after period of time

Question

Note: This question has been re-asked with a summary of all debugging attempts here.

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I have a Python script that is running as a background pr

Answer 1

You need to

ps = subprocess.Popen(["sleep", "1000"])
os.waitpid(ps.pid, 0)

to free resources.

Note: this does not work on Windows.