.. meta:: :description lang=en: Collect useful snippets of Python :keywords: Python, Python Cheat Sheet, Operating System ================ Operating System ================ .. contents:: Table of Contents :backlinks: none Get Number of CPUs ------------------ .. code-block:: python >>> import os >>> os.cpu_count() Set Affinity ------------ .. code-block:: python # run on linux import os pid = os.getpid() affinity = {1} os.sched_setaffinity(pid, affinity)