import time import concurrent.futures def run(ident): time.sleep(5) print(f"{ident} is running") if __name__ == "__main__": with concurrent.futures.ProcessPoolExecutor() as executor: executor.map(run, [1, 2, 3, 4, 5])
这里我们通常省略参数 workers,因为系统会自动返回 CPU 的数量作为可以调用的进程数
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