{"id":26,"date":"2016-03-20T18:21:47","date_gmt":"2016-03-20T10:21:47","guid":{"rendered":"http:\/\/5x44.cn\/?p=26"},"modified":"2016-03-20T18:21:47","modified_gmt":"2016-03-20T10:21:47","slug":"%e7%ac%ac%e4%b8%80%e7%ab%a0","status":"publish","type":"post","link":"https:\/\/www.5x44.cn\/?p=26","title":{"rendered":"\u7b2c\u4e00\u7ae0"},"content":{"rendered":"<p>1\uff09\u4ee5\u5173\u952e\u5b57def\u5f00\u5934\uff0c\u7136\u540e\u662f\u51fd\u6570\u540d\uff0c\u6700\u540e\u662f\u62ec\u53f7\u62ec\u8d77\u6765\u7684\u53c2\u6570\u5217\u8868\uff0c\u53c2\u6570\u5217\u8868\u7528\u9017\u53f7\u5206\u9694<br \/>\n\uff082\uff09python\u4e2d\u5b9a\u4e49\u7684\u51fd\u6570\uff0c\u4e0d\u7528\u6307\u5b9a\u8fd4\u56de\u7c7b\u578b\uff0c\u6bcf\u4e2a\u51fd\u6570\u90fd\u4f1a\u8fd4\u56de\u4e00\u4e2a\u503c\uff0c\u8981\u4e48\u662freturn\u7684\u90a3\u4e2a\u503c\uff0c\u8981\u4e48\u662fNone\uff08python\u4e2d\u7684null\u503c\uff09<br \/>\n\uff083\uff09python\u4e2d\u7684\u503c\u90fd\u662f\u5728\u5185\u90e8\u8ddf\u8e2a\u7684\uff0c\u4e0d\u7528\u663e\u793a\u6307\u5b9a\u7c7b\u578b\u3002<br \/>\n\uff084\uff09python\u7684\u51fd\u6570\u53ef\u4ee5\u6307\u5b9a\u9ed8\u8ba4\u53c2\u6570\uff0c\u53e6\u5916\u51fd\u6570\u7684\u53c2\u6570\u53ef\u4ee5\u901a\u8fc7\u547d\u540d\u53c2\u6570\uff08named argument\uff09\u4ee5\u4efb\u610f\u987a\u5e8f\u6307\u5b9a\u3002<br \/>\n&gt;&gt;&gt; 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