René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"How to kill multiprocess parent program?","articleBody":"I run program but can't kill parent proccess.\r\n\r\ncode:\r\n\r\n```\r\n#-*- coding:utf-8 -*-\r\nfrom concurrent import futures\r\nimport os\r\nimport sys\r\nimport signal\r\n \r\ndef test(num):\r\n    import time\r\n    \r\n    print os.getpid()\r\n    time.sleep(100)\r\n    return time.ctime(), num\r\n\r\ndef handle_interrupt(signum, frame):\r\n    print 'CAUGHT SIGINT!!!!!!!!!!!!!!!!!!!'\r\n    sys.exit(1)\r\n\r\ndef main():\r\n\r\n    signal.signal(signal.SIGTERM, handle_interrupt) # kill\r\n    signal.signal(signal.SIGINT, handle_interrupt)  # Ctrl+C\r\n    signal.signal(signal.SIGQUIT, handle_interrupt) # Ctrl+\\\r\n\r\n    with futures.ProcessPoolExecutor(max_workers=3) as executor:\r\n        print 'id:', id(executor)\r\n        future1 = executor.submit(test,1)\r\n        future2 = executor.submit(test,2)\r\n        print future1\r\n        print future1\r\n\r\n        print future1.result()\r\n        print future2.result()\r\n\r\n\r\nif __name__ == '__main__':\r\n    main()\r\n```\r\n\r\nrun and press `Ctrl + C` can exit program:\r\n\r\n```\r\npython mul_future.py \r\nid: 140637338392144\r\n\u003cFuture at 0x7fe8a35b8ad0 state=running\u003e\r\n\u003cFuture at 0x7fe8a35b8ad0 state=running\u003e\r\n2082\r\n2083\r\n^C\r\nCAUGHT SIGINT!!!!!!!!!!!!!!!!!!!\r\nCAUGHT SIGINT!!!!!!!!!!!!!!!!!!!\r\nCAUGHT SIGINT!!!!!!!!!!!!!!!!!!!\r\nCAUGHT SIGINT!!!!!!!!!!!!!!!!!!!\r\n```\r\n\r\n**But use kill can't exit program**\r\n\r\n**session1:**run program:\r\n\r\n```\r\npython mul_future.py \r\nid: 140243206338128\r\n\u003cFuture at 0x7f8cdf41aad0 state=running\u003e\r\n\u003cFuture at 0x7f8cdf41aad0 state=running\u003e\r\n2091\r\n2092\r\n```\r\n\r\n**session2:**kill parent proccess:\r\n\r\n```\r\nps -ef | grep python\r\nroot      2087  1910  0 21:32 pts/0    00:00:00 python mul_future.py\r\nroot      2091  2087  0 21:32 pts/0    00:00:00 python mul_future.py\r\nroot      2092  2087  0 21:32 pts/0    00:00:00 python mul_future.py\r\nroot      2093  2087  0 21:32 pts/0    00:00:00 python mul_future.py\r\n\r\nkill 2087\r\n\r\nps -ef | grep python\r\nroot      2087  1910  0 21:32 pts/0    00:00:00 python mul_future.py\r\nroot      2091  2087  0 21:32 pts/0    00:00:00 python mul_future.py\r\nroot      2092  2087  0 21:32 pts/0    00:00:00 python mul_future.py\r\nroot      2093  2087  0 21:32 pts/0    00:00:00 python mul_future.py\r\n```\r\n\r\nwhat should i do?","author":{"url":"https://github.com/daiguadaidai","@type":"Person","name":"daiguadaidai"},"datePublished":"2017-11-15T14:23:10.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/16/example-code/issues/16"}