{"id":159829,"date":"2020-09-23T12:59:14","date_gmt":"2020-09-23T04:59:14","guid":{"rendered":"http:\/\/4563.org\/?p=159829"},"modified":"2020-09-23T12:59:14","modified_gmt":"2020-09-23T04:59:14","slug":"%e6%98%af%e5%90%a6%e6%9c%89%e5%ad%90%e8%bf%9b-%e7%ba%bf%e7%a8%8b%e5%af%b9%e4%b8%bb%e7%ba%bf%e7%a8%8b%e9%98%9f%e5%88%97%e8%bf%9b%e8%a1%8c%e6%93%8d%e4%bd%9c%e7%9a%84%e6%96%b9%e6%b3%95%ef%bc%9f%e4%bb%a5","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=159829","title":{"rendered":"\u662f\u5426\u6709\u5b50\u8fdb\/\u7ebf\u7a0b\u5bf9\u4e3b\u7ebf\u7a0b\u961f\u5217\u8fdb\u884c\u64cd\u4f5c\u7684\u65b9\u6cd5\uff1f\u4ee5\u53ca\u56de\u8c03\u51fd\u6570\u8303\u56f4\u7684\u95ee\u9898\u3002\u3002\u3002"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u662f\u5426\u6709\u5b50\u8fdb\/\u7ebf\u7a0b\u5bf9\u4e3b\u7ebf\u7a0b\u961f\u5217\u8fdb\u884c\u64cd\u4f5c\u7684\u65b9\u6cd5\uff1f\u4ee5\u53ca\u56de\u8c03\u51fd\u6570\u8303\u56f4\u7684\u95ee\u9898\u3002\u3002\u3002               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : pppguest3962 <\/span>  <span><i><\/i> 2<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> <\/p>\n<p>python \u662f\u4e00\u77e5\u534a\u89e3,\u5c5e\u4e8e\u6025\u5fd9\u6709\u8f66\u5c31\u4e0a\u7684\u8ba4\u77e5,\u6478\u4e86\u4e00\u5929\u624d\u77e5\u9053\u5b50\u8fdb \/\u7ebf\u7a0b\u65e0\u6cd5\u76f4\u63a5\u53bb\u64cd\u4f5c\u4e3b\u7ebf\u7a0b\u7684\u961f\u5217,<br \/> \u6539\u53d8\u60f3\u6cd5,\u4ece\u8fdb \/\u7ebf\u7a0b\u91cc\u9762\u56de\u8c03&#8221;\u63a8&#8221;\u4efb\u52a1\u51fa\u6765,\u5728\u8fdb \/\u7ebf\u7a0b\u7ed3\u675f\u540e,\u7531\u4e3b\u7ebf\u7a0b\u5bf9\u5217\u8868\u4efb\u52a1\u8fdb\u884c\u64cd\u5200\u5904\u7406\u52a0\u5165\u5230\u961f\u5217,<br \/> \u624d\u53d1\u73b0\u5728\u56de\u8c03\u51fd\u6570\u91cc\u9762\u4f3c\u4e4e\u53d7\u9650\u5236\u4e86,\u5982\u4f55\u7834?<\/p>\n<pre><code># \u6700\u7ec8\u7ed3\u679c\u5217\u8868,\u5168\u5c40\u7684\u5473\u9053 GGlobalList = []  def procSome(xx):     return xxList  def multiProcFun():     BABTaskDict = {'TkNum': 32,                    'TkString': 'test String'}      def procFun(taskInfo):         aDataList = []         for i in range(1, 7)             taskNumber = taskInfo.get('TkNum')             taskString = taskInfo.get('TkString')             somethingList = procSome(taskNumber, taskString)             ...             ...             aDataList = aDataList + somethingList         if aDataList:             return aDataList         else:             return None      with concurrent.futures.ProcessPoolExecutor(max_workers=3) as executor:         def cb_fun(res):             data = res.result()             if data:                 # global GGlobalList # \u5f88\u663e\u7136\u8fd9\u91cc\u5c31\u7b97\u58f0\u660e\u4e86\u8981\u7528\uff0c\u4e5f\u662f\u4e0d\u884c\u7684                 # GGlobalList = GGlobalList + data   &lt;--\u62a5:                 # UnboundLocalError: local variable 'addtomtQueenList' referenced before assignment                 # \u9519\u8bef          to_do = []         future = executor.submit(procFun, BABTaskDict).add_done_callback(cb_fun)         to_do.append(future)  if __name__ == '__main__':     ltQueen = queue.LifoQueue()     multiProcFun()      for i in GGlobalList:         ltQueen.put(i)              # \u5982\u679c\u80fd\u5728 procFun \u91cc\u9762\u76f4\u63a5\u64cd\u4f5c ltQueen \u5c31\u597d\u4e86... <\/code><\/pre>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>4<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li data-pid=\"3442427\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : formaxin <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u7ebf\u7a0b\u548c\u8fdb\u7a0b\u90fd\u6709\u961f\u5217\u5427<br \/>multiprocessing.queuq                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3442428\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : xiaolinjia <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u5b50\u7ebf\u7a0b\u65e0\u6cd5\u64cd\u4f5c\u4e3b\u7ebf\u7a0b\u7684\u961f\u5217\uff1f\u5b50\u8fdb\u7a0b\u65e0\u6cd5\u64cd\u4f5c\u4e3b\u8fdb\u7a0b\u7684\u961f\u5217\uff1f\u5c31\u626f\u6de1\u3002\u672c\u6765\u961f\u5217\u5c31\u662f\u7ebf\u7a0b\u548c\u7ebf\u7a0b\u901a\u4fe1\uff0c\u8fdb\u7a0b\u548c\u8fdb\u7a0b\u901a\u4fe1\u7684\u4e00\u79cd\u65b9\u6cd5\u3002<br \/>\u53ea\u662f\uff0c\u591a\u7ebf\u7a0b\u7528\u7684\u961f\u5217\u662f queue \u6a21\u5757\u4e0b\u7684\u3002\u591a\u8fdb\u7a0b\u7528\u7684\u961f\u5217\u662f multiprocessing \u6a21\u5757\u4e0b\u7684 Queue \u3002<br \/>\u7136\u540e\u4f60\u90a3 queue.LifoQueue \u662f\u7528\u4e8e\u591a\u7ebf\u7a0b\u7684\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3442429\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : chaoshui <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u56de\u590d\u4e0d\u652f\u6301 markdown \u554a\uff0c\u6709\u70b9\u6076\u5fc3<br \/>\u4e0d\u662f\u5f88\u660e\u767d\u4f60\u8981\u505a\u4ec0\u4e48\uff0c \u662f\u8981\u5728\u56de\u8c03\u4e2d\u62ff\u5230\u8fd4\u56de\u503c\u4fee\u6539\u5168\u5c40\u53d8\u91cf\u5417<br \/><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/09\/20200925_5f6e0a7c00a41.jpg\" rel=\"noreferrer\" referrerpolicy=\"no-referrer\" alt=\"\u662f\u5426\u6709\u5b50\u8fdb\/\u7ebf\u7a0b\u5bf9\u4e3b\u7ebf\u7a0b\u961f\u5217\u8fdb\u884c\u64cd\u4f5c\u7684\u65b9\u6cd5\uff1f\u4ee5\u53ca\u56de\u8c03\u51fd\u6570\u8303\u56f4\u7684\u95ee\u9898\u3002\u3002\u3002\"> <\/div>\n<\/p><\/div>\n<\/li>\n<li data-pid=\"3442430\" data-uid=\"2\">\n<div>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : chaoshui <\/span>  <\/div>\n<div> <i title=\"\u5f15\u7528\"><\/i>  <span>          <\/span> <\/div>\n<\/p><\/div>\n<div>                                                             \u53d8\u91cf\u547d\u540d\u4e0d\u89c4\u8303\uff0c \u6539\u4e86\u4e00\u4e0b<br \/><img decoding=\"async\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2020\/09\/20200925_5f6e0a865d07e.jpg\" rel=\"noreferrer\" referrerpolicy=\"no-referrer\" alt=\"\u662f\u5426\u6709\u5b50\u8fdb\/\u7ebf\u7a0b\u5bf9\u4e3b\u7ebf\u7a0b\u961f\u5217\u8fdb\u884c\u64cd\u4f5c\u7684\u65b9\u6cd5\uff1f\u4ee5\u53ca\u56de\u8c03\u51fd\u6570\u8303\u56f4\u7684\u95ee\u9898\u3002\u3002\u3002\"> <\/div>\n<\/p><\/div>\n<\/li>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u662f\u5426\u6709\u5b50\u8fdb\/\u7ebf\u7a0b\u5bf9\u4e3b\u7ebf\u7a0b\u961f\u5217\u8fdb\u884c\u64cd&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/159829"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=159829"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/159829\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=159829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=159829"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=159829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}