{"id":92868,"date":"2021-11-16T22:34:50","date_gmt":"2021-11-16T14:34:50","guid":{"rendered":"http:\/\/www.zhushiyao.com\/?p=92868"},"modified":"2021-11-16T22:59:42","modified_gmt":"2021-11-16T14:59:42","slug":"c223e884cf","status":"publish","type":"post","link":"http:\/\/www.zhushiyao.com\/?p=92868","title":{"rendered":"Python \u5f3a\u5927\u7684\u4fe1\u53f7\u5e93 blinker \u5165\u95e8\u6559\u7a0b"},"content":{"rendered":"
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<\/section>\n
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\u4f5c\u8005\uff1a\u91d1\u8272\u65ed\u5149<\/section>\n
\u6765\u6e90\uff1ahttps:\/\/www.cnblogs.com\/goldsunshine\/p\/15426970.html<\/span><\/section>\n

1 \u4fe1\u53f7<\/span><\/h2>\n

\u4fe1\u53f7\u662f\u4e00\u79cd\u901a\u77e5\u6216\u8005\u8bf4\u901a\u4fe1\u7684\u65b9\u5f0f\uff0c\u4fe1\u53f7\u5206\u4e3a\u53d1\u9001\u65b9\u548c\u63a5\u6536\u65b9\u3002\u53d1\u9001\u65b9\u53d1\u9001\u4e00\u79cd\u4fe1\u53f7\uff0c\u63a5\u6536\u65b9\u6536\u5230\u4fe1\u53f7\u7684\u8fdb\u7a0b\u4f1a\u8df3\u5165\u4fe1\u53f7\u5904\u7406\u51fd\u6570\uff0c\u6267\u884c\u5b8c\u540e\u518d\u8df3\u56de\u539f\u6765\u7684\u4f4d\u7f6e\u7ee7\u7eed\u6267\u884c\u3002<\/p>\n

\u5e38\u89c1\u7684 Linux \u4e2d\u7684\u4fe1\u53f7\uff0c\u901a\u8fc7\u952e\u76d8\u8f93\u5165 Ctrl+C\uff0c\u5c31\u662f\u53d1\u9001\u7ed9\u7cfb\u7edf\u4e00\u4e2a\u4fe1\u53f7\uff0c\u544a\u8bc9\u7cfb\u7edf\u9000\u51fa\u5f53\u524d\u8fdb\u7a0b\u3002<\/p>\n

\u4fe1\u53f7\u7684\u7279\u70b9\u5c31\u662f\u53d1\u9001\u7aef\u901a\u77e5\u8ba2\u9605\u8005\u53d1\u751f\u4e86\u4ec0\u4e48\u3002\u4f7f\u7528\u4fe1\u53f7\u5206\u4e3a 3 \u6b65\uff1a\u5b9a\u4e49\u4fe1\u53f7\uff0c\u76d1\u542c\u4fe1\u53f7\uff0c\u53d1\u9001\u4fe1\u53f7\u3002<\/p>\n

\"Python<\/figure>\n

Python \u4e2d\u63d0\u4f9b\u4e86\u4fe1\u53f7\u6982\u5ff5\u7684\u901a\u4fe1\u6a21\u5757\uff0c\u5c31\u662fblinker<\/code>\u3002<\/p>\n

Blinker \u662f\u4e00\u4e2a\u57fa\u4e8e Python \u7684\u5f3a\u5927\u7684\u4fe1\u53f7\u5e93\uff0c\u5b83\u65e2\u652f\u6301\u7b80\u5355\u7684\u70b9\u5bf9\u70b9\u901a\u4fe1\uff0c\u4e5f\u652f\u6301\u70b9\u5bf9\u591a\u70b9\u7684\u7ec4\u64ad\u3002Flask \u7684\u4fe1\u53f7\u673a\u5236\u5c31\u662f\u57fa\u4e8e\u5b83\u5efa\u7acb\u7684\u3002Blinker \u7684\u5185\u6838\u867d\u7136\u5c0f\u5de7\uff0c\u4f46\u662f\u529f\u80fd\u5374\u975e\u5e38\u5f3a\u5927\uff0c\u5b83\u652f\u6301\u4ee5\u4e0b\u7279\u6027\uff1a<\/p>\n

    \n
  • \n
    \u652f\u6301\u6ce8\u518c\u5168\u5c40\u547d\u540d\u4fe1\u53f7<\/section>\n<\/li>\n
  • \n
    \u652f\u6301\u533f\u540d\u4fe1\u53f7<\/section>\n<\/li>\n
  • \n
    \u652f\u6301\u81ea\u5b9a\u4e49\u547d\u540d\u4fe1\u53f7<\/section>\n<\/li>\n
  • \n
    \u652f\u6301\u4e0e\u63a5\u6536\u8005\u4e4b\u95f4\u7684\u6301\u4e45\u8fde\u63a5\u4e0e\u77ed\u6682\u8fde\u63a5<\/section>\n<\/li>\n
  • \n
    \u901a\u8fc7\u5f31\u5f15\u7528\u5b9e\u73b0\u4e0e\u63a5\u6536\u8005\u4e4b\u95f4\u7684\u81ea\u52a8\u65ad\u5f00\u8fde\u63a5<\/section>\n<\/li>\n
  • \n
    \u652f\u6301\u53d1\u9001\u4efb\u610f\u5927\u5c0f\u7684\u6570\u636e<\/section>\n<\/li>\n
  • \n
    \u652f\u6301\u6536\u96c6\u4fe1\u53f7\u63a5\u6536\u8005\u7684\u8fd4\u56de\u503c<\/section>\n<\/li>\n
  • \n
    \u7ebf\u7a0b\u5b89\u5168<\/section>\n<\/li>\n<\/ul>\n

    2 blinker \u4f7f\u7528<\/span><\/h2>\n

    \u5b89\u88c5\u65b9\u6cd5\uff1a<\/p>\n

    pip\u00a0install\u00a0blinker\n<\/code><\/pre>\n
    2.1 \u547d\u540d\u4fe1\u53f7<\/span><\/h3>\n
    from<\/span>\u00a0blinker\u00a0import<\/span>\u00a0signal\n\n#\u00a0\u5b9a\u4e49\u4e00\u4e2a\u4fe1\u53f7<\/span>\ns\u00a0=\u00a0signal('king'<\/span>)\n\n\ndef<\/span>\u00a0animal<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print('\u6211\u662f\u5c0f\u94bb\u98ce\uff0c\u5927\u738b\u56de\u6765\u4e86\uff0c\u6211\u8981\u53bb\u5de1\u5c71'<\/span>)\n\n#\u00a0\u4fe1\u53f7\u6ce8\u518c\u4e00\u4e2a\u63a5\u6536\u8005<\/span>\ns.connect(animal)\n\nif<\/span>\u00a0\"__main__\"<\/span>\u00a0==\u00a0__name__:\n\u00a0\u00a0\u00a0\u00a0#\u00a0\u53d1\u9001\u4fe1\u53f7<\/span>\n\u00a0\u00a0\u00a0\u00a0s.send()\n<\/code><\/pre>\n
    \"Python<\/figure>\n
    2.2 \u533f\u540d\u4fe1\u53f7<\/span><\/h3>\n
    blinker \u4e5f\u652f\u6301\u533f\u540d\u4fe1\u53f7\uff0c\u5c31\u662f\u4e0d\u9700\u8981\u6307\u5b9a\u4e00\u4e2a\u5177\u4f53\u7684\u4fe1\u53f7\u503c\u3002\u521b\u5efa\u7684\u6bcf\u4e00\u4e2a\u533f\u540d\u4fe1\u53f7\u90fd\u662f\u4e92\u76f8\u72ec\u7acb\u7684\u3002<\/p>\n
    from<\/span>\u00a0blinker\u00a0import<\/span>\u00a0Signal\n\ns\u00a0=\u00a0Signal()\n\ndef<\/span>\u00a0animal<\/span>(sender)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print('\u6211\u662f\u5c0f\u94bb\u98ce\uff0c\u5927\u738b\u56de\u6765\u4e86\uff0c\u6211\u8981\u53bb\u5de1\u5c71'<\/span>)\n\ns.connect(animal)\n\nif<\/span>\u00a0\"__main__\"<\/span>\u00a0==\u00a0__name__:\n\u00a0\u00a0\u00a0\u00a0s.send()\n<\/code><\/pre>\n
    2.3 \u7ec4\u64ad\u4fe1\u53f7<\/span><\/h3>\n
    \u7ec4\u64ad\u4fe1\u53f7\u662f\u6bd4\u8f83\u80fd\u4f53\u73b0\u51fa\u4fe1\u53f7\u4f18\u70b9\u7684\u7279\u5f81\u3002\u591a\u4e2a\u63a5\u6536\u8005\u6ce8\u518c\u5230\u4fe1\u53f7\u4e0a\uff0c\u53d1\u9001\u8005\u53ea\u9700\u8981\u53d1\u9001\u4e00\u6b21\u5c31\u80fd\u4f20\u9012\u4fe1\u606f\u5230\u591a\u4e2a\u63a5\u6536\u8005\u3002<\/p>\n
    from<\/span>\u00a0blinker\u00a0import<\/span>\u00a0signal\n\ns\u00a0=\u00a0signal('king'<\/span>)\n\n\ndef<\/span>\u00a0animal_one<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print(f'\u6211\u662f\u5c0f\u94bb\u98ce\uff0c\u4eca\u5929\u7684\u53e3\u53f7\u662f:\u00a0{args}<\/span>'<\/span>)\n\ndef<\/span>\u00a0animal_two<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print(f'\u6211\u662f\u5927\u94bb\u98ce\uff0c\u4eca\u5929\u7684\u53e3\u53f7\u662f:\u00a0{args}<\/span>'<\/span>)\n\n\ns.connect(animal_one)\ns.connect(animal_two)\n\nif<\/span>\u00a0\"__main__\"<\/span>\u00a0==\u00a0__name__:\n\u00a0\u00a0\u00a0\u00a0s.send('\u5927\u738b\u53eb\u6211\u6765\u5de1\u5c71\uff0c\u6293\u4e2a\u548c\u5c1a\u505a\u665a\u9910\uff01'<\/span>)\n<\/code><\/pre>\n
    \"Python<\/figure>\n
    2.4 \u63a5\u6536\u65b9\u8ba2\u9605\u4e3b\u9898<\/span><\/h3>\n
    \u63a5\u53d7\u65b9\u652f\u6301\u8ba2\u9605\u6307\u5b9a\u7684\u4e3b\u9898\uff0c\u53ea\u6709\u5f53\u6307\u5b9a\u7684\u4e3b\u9898\u53d1\u9001\u6d88\u606f\u65f6\u624d\u53d1\u9001\u7ed9\u63a5\u6536\u65b9\u3002\u8fd9\u79cd\u65b9\u6cd5\u5f88\u597d\u7684\u533a\u5206\u4e86\u4e0d\u540c\u7684\u4e3b\u9898\u3002<\/p>\n
    from<\/span>\u00a0blinker\u00a0import<\/span>\u00a0signal\n\ns\u00a0=\u00a0signal('king'<\/span>)\n\n\ndef<\/span>\u00a0animal<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print(f'\u6211\u662f\u5c0f\u94bb\u98ce\uff0c{args}<\/span>\u00a0\u662f\u6211\u5927\u54e5'<\/span>)\n\ns.connect(animal,\u00a0sender='\u5927\u8c61'<\/span>)\n\nif<\/span>\u00a0\"__main__\"<\/span>\u00a0==\u00a0__name__:\n\u00a0\u00a0\u00a0\u00a0for<\/span>\u00a0i\u00a0in<\/span>\u00a0['\u72ee\u5b50'<\/span>,\u00a0'\u5927\u8c61'<\/span>,\u00a0'\u5927\u9e4f'<\/span>]:\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0s.send(i)\n<\/code><\/pre>\n
    \"Python<\/figure>\n
    2.5 \u88c5\u9970\u5668\u7528\u6cd5<\/span><\/h3>\n
    \u9664\u4e86\u53ef\u4ee5\u51fd\u6570\u6ce8\u518c\u4e4b\u5916\u8fd8\u6709\u66f4\u7b80\u5355\u7684\u4fe1\u53f7\u6ce8\u518c\u65b9\u6cd5\uff0c\u90a3\u5c31\u662f\u88c5\u9970\u5668\u3002<\/p>\n
    from<\/span>\u00a0blinker\u00a0import<\/span>\u00a0signal\n\ns\u00a0=\u00a0signal('king'<\/span>)\n\n@s.connect<\/span>\ndef<\/span>\u00a0animal_one<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print(f'\u6211\u662f\u5c0f\u94bb\u98ce\uff0c\u4eca\u5929\u7684\u53e3\u53f7\u662f:\u00a0{args}<\/span>'<\/span>)\n\n@s.connect<\/span>\ndef<\/span>\u00a0animal_two<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print(f'\u6211\u662f\u5927\u94bb\u98ce\uff0c\u4eca\u5929\u7684\u53e3\u53f7\u662f:\u00a0{args}<\/span>'<\/span>)\n\nif<\/span>\u00a0\"__main__\"<\/span>\u00a0==\u00a0__name__:\n\u00a0\u00a0\u00a0\u00a0s.send('\u5927\u738b\u53eb\u6211\u6765\u5de1\u5c71\uff0c\u6293\u4e2a\u548c\u5c1a\u505a\u665a\u9910\uff01'<\/span>)\n<\/code><\/pre>\n
    2.6 \u53ef\u8ba2\u9605\u4e3b\u9898\u7684\u88c5\u9970\u5668<\/span><\/h3>\n
    connect<\/code>\u7684\u6ce8\u518c\u65b9\u6cd5\u7528\u7740\u88c5\u9970\u5668\u65f6\u6709\u4e00\u4e2a\u5f0a\u7aef\u5c31\u662f\u4e0d\u80fd\u591f\u8ba2\u9605\u4e3b\u9898\uff0c\u6240\u4ee5\u6709\u66f4\u9ad8\u7ea7\u7684connect_via<\/code>\u65b9\u6cd5\u652f\u6301\u8ba2\u9605\u4e3b\u9898\u3002<\/p>\n
    from<\/span>\u00a0blinker\u00a0import<\/span>\u00a0signal\n\ns\u00a0=\u00a0signal('king'<\/span>)\n\n@s.connect_via('\u5927\u8c61')<\/span>\ndef<\/span>\u00a0animal<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print(f'\u6211\u662f\u5c0f\u94bb\u98ce\uff0c{args}<\/span>\u00a0\u662f\u6211\u5927\u54e5'<\/span>)\n\n\nif<\/span>\u00a0\"__main__\"<\/span>\u00a0==\u00a0__name__:\n\u00a0\u00a0\u00a0\u00a0for<\/span>\u00a0i\u00a0in<\/span>\u00a0['\u72ee\u5b50'<\/span>,\u00a0'\u5927\u8c61'<\/span>,\u00a0'\u5927\u9e4f'<\/span>]:\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0s.send(i)\n<\/code><\/pre>\n
    2.7 \u68c0\u67e5\u4fe1\u53f7\u662f\u5426\u6709\u63a5\u6536\u8005<\/span><\/h3>\n
    \u5982\u679c\u5bf9\u4e8e\u4e00\u4e2a\u53d1\u9001\u8005\u53d1\u9001\u6d88\u606f\u524d\u8981\u51c6\u5907\u7684\u8017\u65f6\u5f88\u957f\uff0c\u4e3a\u4e86\u907f\u514d\u6ca1\u6709\u63a5\u6536\u8005\u5bfc\u81f4\u6d6a\u8d39\u6027\u80fd\u7684\u60c5\u51b5\uff0c\u6240\u4ee5\u53ef\u4ee5\u5148\u68c0\u67e5\u67d0\u4e00\u4e2a\u4fe1\u53f7\u662f\u5426\u6709\u63a5\u6536\u8005\uff0c\u5728\u786e\u5b9a\u6709\u63a5\u6536\u8005\u7684\u60c5\u51b5\u4e0b\u624d\u53d1\u9001\uff0c\u505a\u5230\u7cbe\u786e\u3002<\/p>\n
    from<\/span>\u00a0blinker\u00a0import<\/span>\u00a0signal\n\ns\u00a0=\u00a0signal('king'<\/span>)\nq\u00a0=\u00a0signal('queue'<\/span>)\n\n\ndef<\/span>\u00a0animal<\/span>(sender)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print('\u6211\u662f\u5c0f\u94bb\u98ce\uff0c\u5927\u738b\u56de\u6765\u4e86\uff0c\u6211\u8981\u53bb\u5de1\u5c71'<\/span>)\n\ns.connect(animal)\n\n\nif<\/span>\u00a0\"__main__\"<\/span>\u00a0==\u00a0__name__:\n\u00a0\u00a0\u00a0\u00a0\n\u00a0\u00a0\u00a0\u00a0res\u00a0=\u00a0s.receivers\n\u00a0\u00a0\u00a0\u00a0print(res)\n\u00a0\u00a0\u00a0\u00a0if<\/span>\u00a0res:\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0s.send()\n\u00a0\u00a0\u00a0\u00a0\n\u00a0\u00a0\u00a0\u00a0res\u00a0=\u00a0q.receivers\n\u00a0\u00a0\u00a0\u00a0print(res)\n\u00a0\u00a0\u00a0\u00a0if<\/span>\u00a0res:\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0q.send()\n\u00a0\u00a0\u00a0\u00a0else<\/span>:\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0print(\"\u5b69\u513f\u4eec\u90fd\u51fa\u53bb\u5de1\u5c71\u4e86\"<\/span>)\n<\/code><\/pre>\n
    {4511880240<\/span>:\u00a0<weakref\u00a0at\u00a00x10d02ae80<\/span>;\u00a0to\u00a0'function'<\/span>\u00a0at\u00a00x10cedd430<\/span>\u00a0(animal)>}\n\u6211\u662f\u5c0f\u94bb\u98ce\uff0c\u5927\u738b\u56de\u6765\u4e86\uff0c\u6211\u8981\u53bb\u5de1\u5c71\n{}\n\u5b69\u513f\u4eec\u90fd\u51fa\u53bb\u5de1\u5c71\u4e86\n<\/code><\/pre>\n
    2.8 \u68c0\u67e5\u8ba2\u9605\u8005\u662f\u5426\u8ba2\u9605\u4e86\u67d0\u4e2a\u4fe1\u53f7<\/span><\/h3>\n
    \u4e5f\u53ef\u4ee5\u68c0\u67e5\u8ba2\u9605\u8005\u662f\u5426\u7531\u67d0\u4e00\u4e2a\u4fe1\u53f7<\/p>\n
    from<\/span>\u00a0blinker\u00a0import<\/span>\u00a0signal\n\ns\u00a0=\u00a0signal('king'<\/span>)\nq\u00a0=\u00a0signal('queue'<\/span>)\n\n\ndef<\/span>\u00a0animal<\/span>(sender)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print('\u6211\u662f\u5c0f\u94bb\u98ce\uff0c\u5927\u738b\u56de\u6765\u4e86\uff0c\u6211\u8981\u53bb\u5de1\u5c71'<\/span>)\n\ns.connect(animal)\n\n\nif<\/span>\u00a0\"__main__\"<\/span>\u00a0==\u00a0__name__:\n\u00a0\u00a0\u00a0\u00a0\n\u00a0\u00a0\u00a0\u00a0res\u00a0=\u00a0s.has_receivers_for(animal)\n\u00a0\u00a0\u00a0\u00a0print(res)\n\n\u00a0\u00a0\u00a0\u00a0res\u00a0=\u00a0q.has_receivers_for(animal)\n\u00a0\u00a0\u00a0\u00a0print(res)\n<\/code><\/pre>\n
    True<\/span>\nFalse<\/span>\n<\/code><\/pre>\n
    3 \u57fa\u4e8e blinker \u7684 Flask \u4fe1\u53f7<\/span><\/h2>\n
    Flask \u96c6\u6210 blinker \u4f5c\u4e3a\u89e3\u8026\u5e94\u7528\u7684\u89e3\u51b3\u65b9\u6848\u3002\u5728 Flask \u4e2d\uff0c\u4fe1\u53f7\u7684\u4f7f\u7528\u573a\u666f\u5982\uff1a\u8bf7\u6c42\u5230\u6765\u4e4b\u524d\uff0c\u8bf7\u6c42\u7ed3\u675f\u4e4b\u540e\u3002\u540c\u65f6 Flask \u4e5f\u652f\u6301\u81ea\u5b9a\u4e49\u4fe1\u53f7\u3002<\/p>\n
    3.1 \u7b80\u5355 Flask demo<\/span><\/h3>\n
    from<\/span>\u00a0flask\u00a0import<\/span>\u00a0Flask\n\napp\u00a0=\u00a0Flask(__name__)\n\n@app.route('\/',methods=['GET','POST'],endpoint='index')<\/span>\ndef<\/span>\u00a0index<\/span>()<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0return<\/span>\u00a0'hello\u00a0blinker'<\/span>\n\nif<\/span>\u00a0__name__\u00a0==\u00a0'__main__'<\/span>:\n\u00a0\u00a0\u00a0\u00a0app.run()\n<\/code><\/pre>\n
    \u8bbf\u95ee127.0.0.1:5000<\/code>\u65f6\uff0c\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668hello blinker<\/code>\u3002\"Python<\/p>\n
    3.2 \u81ea\u5b9a\u4e49\u4fe1\u53f7<\/span><\/h3>\n
    \u56e0\u4e3a Flask \u96c6\u6210\u4e86\u4fe1\u53f7\uff0c\u6240\u4ee5\u5728 Flask \u4e2d\u4f7f\u7528\u4fe1\u53f7\u65f6\u4ece Flask \u4e2d\u5f15\u5165\u3002<\/p>\n
    from<\/span>\u00a0flask\u00a0import<\/span>\u00a0Flask\nfrom<\/span>\u00a0flask.signals\u00a0import<\/span>\u00a0_signals\n\napp\u00a0=\u00a0Flask(__name__)\n\ns\u00a0=\u00a0_signals.singal('msg'<\/span>)\n\n\ndef<\/span>\u00a0QQ<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print('you\u00a0have\u00a0msg\u00a0from\u00a0QQ'<\/span>)\n\ns.connect(QQ)\n\n@app.route('\/',methods=['GET','POST'],endpoint='index')<\/span>\ndef<\/span>\u00a0index<\/span>()<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0s.send()\n\u00a0\u00a0\u00a0\u00a0return<\/span>\u00a0'hello\u00a0blinker'<\/span>\n\nif<\/span>\u00a0__name__\u00a0==\u00a0'__main__'<\/span>:\n\u00a0\u00a0\u00a0\u00a0app.run()\n<\/code><\/pre>\n
    \"Python<\/figure>\n
    3.3 Flask\u81ea\u5e26\u4fe1\u53f7<\/span><\/h3>\n
    \u5728 Flask \u4e2d\u9664\u4e86\u53ef\u4ee5\u81ea\u5b9a\u4e49\u4fe1\u53f7\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u81ea\u5e26\u4fe1\u53f7\u3002Flask \u4e2d\u81ea\u5e26\u7684\u4fe1\u53f7\u6709\u5f88\u591a\u79cd\uff0c\u5177\u4f53\u5982\u4e0b\uff1a<\/p>\n
    \u8bf7\u6c42\nrequest_started\u00a0=\u00a0_signals.signal('request-started'<\/span>)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u00a0\u8bf7\u6c42\u5230\u6765\u524d\u6267\u884c<\/span>\nrequest_finished\u00a0=\u00a0_signals.signal('request-finished'<\/span>)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u00a0\u8bf7\u6c42\u7ed3\u675f\u540e\u6267\u884c<\/span>\n\u00a0\n\u6a21\u677f\u6e32\u67d3\nbefore_render_template\u00a0=\u00a0_signals.signal('before-render-template'<\/span>)\u00a0\u00a0#\u00a0\u6a21\u677f\u6e32\u67d3\u524d\u6267\u884c<\/span>\ntemplate_rendered\u00a0=\u00a0_signals.signal('template-rendered'<\/span>)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u00a0\u6a21\u677f\u6e32\u67d3\u540e\u6267\u884c<\/span>\n\u00a0\n\u8bf7\u6c42\u6267\u884c\ngot_request_exception\u00a0=\u00a0_signals.signal('got-request-exception'<\/span>)\u00a0\u00a0\u00a0\u00a0#\u00a0\u8bf7\u6c42\u6267\u884c\u51fa\u73b0\u5f02\u5e38\u65f6\u6267\u884c<\/span>\nrequest_tearing_down\u00a0=\u00a0_signals.signal('request-tearing-down'<\/span>)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u00a0\u8bf7\u6c42\u6267\u884c\u5b8c\u6bd5\u540e\u81ea\u52a8\u6267\u884c\uff08\u65e0\u8bba\u6210\u529f\u4e0e\u5426\uff09<\/span>\nappcontext_tearing_down\u00a0=\u00a0_signals.signal('appcontext-tearing-down'<\/span>)\u00a0#\u00a0\u8bf7\u6c42\u4e0a\u4e0b\u6587\u6267\u884c\u5b8c\u6bd5\u540e\u81ea\u52a8\u6267\u884c\uff08\u65e0\u8bba\u6210\u529f\u4e0e\u5426\uff09<\/span>\n\u00a0\n\u8bf7\u6c42\u4e0a\u4e0b\u6587\u4e2d\nappcontext_pushed\u00a0=\u00a0_signals.signal('appcontext-pushed'<\/span>)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u00a0\u8bf7\u6c42\u4e0a\u4e0b\u6587push\u65f6\u6267\u884c<\/span>\nappcontext_popped\u00a0=\u00a0_signals.signal('appcontext-popped'<\/span>)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u00a0\u8bf7\u6c42\u4e0a\u4e0b\u6587pop\u65f6\u6267\u884c<\/span>\n\nmessage_flashed\u00a0=\u00a0_signals.signal('message-flashed'<\/span>)\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0#\u00a0\u8c03\u7528flask\u5728\u5176\u4e2d\u6dfb\u52a0\u6570\u636e\u65f6\uff0c\u81ea\u52a8\u89e6\u53d1<\/span>\n<\/code><\/pre>\n
    \u4e0b\u9762\u4ee5\u8bf7\u6c42\u5230\u6765\u4e4b\u524d\u4e3a\u4f8b\uff0c\u770b Flask \u4e2d\u4fe1\u53f7\u5982\u4f55\u4f7f\u7528<\/p>\n
    from<\/span>\u00a0flask\u00a0import<\/span>\u00a0Flask\nfrom<\/span>\u00a0flask.signals\u00a0import<\/span>\u00a0_signals,\u00a0request_started\nimport<\/span>\u00a0time\n\napp\u00a0=\u00a0Flask(__name__)\n\ndef<\/span>\u00a0wechat<\/span>(args)<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0print('you\u00a0have\u00a0msg\u00a0from\u00a0wechat'<\/span>)\n\n#\u00a0\u4eceflask\u4e2d\u5f15\u5165\u5df2\u7ecf\u5b9a\u597d\u7684\u4fe1\u53f7\uff0c\u6ce8\u518c\u4e00\u4e2a\u51fd\u6570<\/span>\nrequest_started.connect(wechat)\n\n@app.route('\/',methods=['GET','POST'],endpoint='index')<\/span>\ndef<\/span>\u00a0index<\/span>()<\/span>:<\/span>\n\u00a0\u00a0\u00a0\u00a0return<\/span>\u00a0'hello\u00a0blinker'<\/span>\n\nif<\/span>\u00a0__name__\u00a0==\u00a0'__main__'<\/span>:\n\u00a0\u00a0\u00a0\u00a0app.run()\n<\/code><\/pre>\n
    \u5f53\u8bf7\u6c42\u5230\u6765\u65f6\uff0cFlask \u4f1a\u7ecf\u8fc7request_started<\/code> \u901a\u77e5\u63a5\u53d7\u65b9\uff0c\u5c31\u662f\u51fd\u6570wechat<\/code>\uff0c\u8fd9\u65f6wechat<\/code>\u51fd\u6570\u5148\u6267\u884c\uff0c\u7136\u540e\u624d\u8fd4\u56de\u7ed3\u679c\u7ed9\u6d4f\u89c8\u5668\u3002\"Python<\/p>\n
    \u4f46\u8fd9\u79cd\u4f7f\u7528\u65b9\u6cd5\u5e76\u4e0d\u662f\u5f88\u5730\u9053\uff0c\u56e0\u4e3a\u4fe1\u53f7\u5e76\u4e0d\u652f\u6301\u5f02\u6b65\u65b9\u6cd5\uff0c\u6240\u4ee5\u901a\u5e38\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u4fe1\u53f7\u7684\u63a5\u6536\u8005\u90fd\u662f\u914d\u7f6e\u5f02\u6b65\u6267\u884c\u7684\u6846\u67b6\uff0c\u5982 Python \u4e2d\u5927\u540d\u9f0e\u9f0e\u7684\u5f02\u6b65\u6846\u67b6 celery\u3002<\/p>\n
    4 \u603b\u7ed3<\/span><\/h2>\n
    \u4fe1\u53f7\u7684\u4f18\u70b9\uff1a<\/p>\n
      \n
    1. \n
      \u89e3\u8026\u5e94\u7528\uff1a\u5c06\u4e32\u884c\u8fd0\u884c\u7684\u8026\u5408\u5e94\u7528\u5206\u89e3\u4e3a\u591a\u7ea7\u6267\u884c<\/section>\n<\/li>\n
    2. \n
      \u53d1\u5e03\u8ba2\u9605\u8005\uff1a\u51cf\u5c11\u8c03\u7528\u8005\u7684\u4f7f\u7528\uff0c\u4e00\u6b21\u8c03\u7528\u901a\u77e5\u591a\u4e2a\u8ba2\u9605\u8005<\/section>\n<\/li>\n<\/ol>\n
      \u4fe1\u53f7\u7684\u7f3a\u70b9\uff1a<\/p>\n
        \n
      1. \n
        \u4e0d\u652f\u6301\u5f02\u6b65<\/section>\n<\/li>\n
      2. \n
        \u652f\u6301\u8ba2\u9605\u4e3b\u9898\u7684\u80fd\u529b\u6709\u9650<\/section>\n<\/li>\n<\/ol>\n<\/section>\n
        \n
        <\/section>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
        \u4f5c\u8005\uff1a\u91d1\u8272\u65ed\u5149 \u6765\u6e90\uff1ahttps:\/\/www.cnblogs.com\/goldsunshine\/p\/15426 … \u7ee7\u7eed\u9605\u8bfb\u201cPython \u5f3a\u5927\u7684\u4fe1\u53f7\u5e93 blinker \u5165\u95e8\u6559\u7a0b\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[8],"_links":{"self":[{"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/posts\/92868"}],"collection":[{"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=92868"}],"version-history":[{"count":2,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/posts\/92868\/revisions"}],"predecessor-version":[{"id":92880,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=\/wp\/v2\/posts\/92868\/revisions\/92880"}],"wp:attachment":[{"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=92868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=92868"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.zhushiyao.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=92868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}