{"id":4110,"date":"2020-03-09T10:21:32","date_gmt":"2020-03-09T10:40:28","guid":{"rendered":"http:\/\/vip.fxxkpython.com\/?p=4110"},"modified":"2020-03-09T18:40:32","modified_gmt":"2020-03-09T10:40:32","slug":"3c8258691a","status":"publish","type":"post","link":"https:\/\/vip.fxxkpython.com\/?p=4110","title":{"rendered":"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027"},"content":{"rendered":"
\n


<\/p>\n


<\/p>\n

\u4e4b\u524d\u6211\u4eec\u8bf4\u8fc7<\/span>
<\/p>\n

Python\u5728\u4e0d\u65ad\u7684\u58ee\u5927\u4e2d<\/span><\/a><\/p>\n


<\/section>\n

<\/section>\n
\u8fd9\u4e0d<\/span>
<\/section>\n
\u524d\u9635\u5b50\u5c31\u53d1\u5e03\u4e86<\/span><\/section>\n
Python3.9a4<\/span><\/section>\n
\u4e5f\u5c31\u662f alpha \u7684\u7b2c\u56db\u4e2a\u6d4b\u8bd5\u7248\u672c<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span>
<\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n
\u4e00\u822c\u6765\u8bf4<\/span><\/section>\n
Python\u53d1\u5e03\u5230 beta4 \u7248\u672c\u540e<\/span><\/section>\n
\u4f1a\u6b63\u5f0f\u63a8\u51fa Python3.9 \u7248\u672c
<\/span><\/section>\n
\u9884\u8ba1\u5728 10 \u6708\u4efd\u7684\u65f6\u5019\u4f1a\u53d1\u5e03<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n
\u4e0d\u8fc7
<\/span><\/section>\n
3.9\u7684\u6d4b\u8bd5\u7248\u672c\u5df2\u7ecf\u6709\u4e86<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/section>\n
\u8fd9\u662f\u5730\u5740
<\/span><\/span><\/section>\n
https:\/\/www.python.org\/ftp\/python\/3.9.0\/<\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u90a3\u5c31\u5b89\u88c5\u4e00\u6ce2
<\/span><\/span><\/section>\n
\u4f53\u9a8c\u4e00\u4e0b\u65b0\u7684\u8bed\u6cd5\u7279\u6027\u5427<\/span><\/span><\/section>\n

<\/section>\n
\u8fd9\u6b21\u4e3b\u8981\u662f\u5bf9\u5b57\u5178\u7684\u64cd\u4f5c<\/span><\/span><\/section>\n
\u52a0\u5165\u4e86\u8fd9\u4e48\u4e24\u4e2a\u64cd\u4f5c\u7b26<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
|<\/span><\/strong> \u548c <\/span>|=<\/strong><\/span><\/section>\n

<\/section>\n

<\/span><\/section>\n
\u6211\u4eec\u90fd\u77e5\u9053
<\/span><\/span><\/section>\n
\u5b57\u5178\u662f\u4ee5\u952e\u503c\u5bf9\u7684\u5f62\u5f0f\u5b58\u50a8\u6570\u636e\u7684<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u5f88\u591a\u65f6\u5019
<\/span><\/span><\/section>\n
\u6211\u4eec\u9700\u8981\u5bf9\u591a\u4e2a\u5b57\u5178\u8fdb\u884c\u64cd\u4f5c<\/span><\/span><\/section>\n
\u6bd4\u5982\u5c06\u4e0d\u540c\u7684\u5b57\u5178\u5408\u5e76\u6210\u4e00\u4e2a<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u50cf\u8fd9\u6837<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/span><\/span><\/section>\n
\u6211\u4eec\u60f3\u628a d1 \u548c d2
<\/span><\/span><\/section>\n
\u5408\u5e76\u6210\u4e00\u4e2a\u65b0\u7684\u5b57\u5178 d3<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u5728 Python3.9 \u4e4b\u524d<\/span><\/span><\/section>\n
\u4e5f\u8bb8\u4f60\u4f1a\u8fd9\u4e48\u64cd\u4f5c
<\/span><\/span><\/section>\n

<\/section>\n

<\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u53c8\u6216\u8005\u8fd9\u6837
<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n
\u6216\u8005\u8fd9\u6837
<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n


<\/span><\/section>\n

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\u4e0d\u8fc7\u5b83\u4eec\u5404\u6709\u7f3a\u70b9<\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
udpate\u65b9\u6cd5\u9700\u8981<\/span><\/span><\/section>\n
\u6dfb\u52a0\u4e34\u65f6\u53d8\u91cf<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u800c  {**d1, **d2} \u7684\u65b9\u5f0f
<\/span><\/span><\/section>\n
\u867d\u7136\u5bf9 Python \u7528\u6237\u6765\u8bf4<\/span><\/span><\/section>\n
* \u8fd9\u79cd\u5360\u4f4d\u7b26\u5f88\u597d\u7528
<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u4f46\u662f\u4f1a\u8ba9\u65b0\u4eba\u770b\u4e86\u76f4\u63a5\u61f5\u903c<\/span><\/span><\/section>\n
\u5988\u7684Python\u8bf4\u597d\u7684\u8bed\u6cd5\u7b80\u6d01\u6613\u61c2\u5462\uff1f<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
Guido\u54e5\u8868\u793a sorry \u54af<\/span><\/span><\/section>\n

<\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/span><\/span><\/section>\n
\u800c\u901a\u8fc7 dict() \u65b9\u5f0f\u5408\u5e76
<\/span><\/span><\/section>\n
\u4f20\u5165\u7684\u5b57\u5178\u5fc5\u987b\u662f\u5143\u7d20\u90fd\u662f String \u7c7b\u578b\u7684<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u5426\u5219\u62a5\u9519<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/span><\/span><\/section>\n
\u9274\u4e8e\u6b64
<\/span><\/span><\/section>\n
Python \u51b3\u5b9a\u628a <\/span><\/span>|<\/span><\/strong> \u548c <\/span>|=<\/strong><\/span><\/section>\n
<\/span><\/section>\n
\u8fd9\u4e24\u4e2a\u64cd\u4f5c\u7b26<\/span>\u5185\u7f6e\u8fdb\u53bb<\/span>
<\/section>\n

<\/span><\/section>\n
\u73b0\u5728\u60f3\u8981\u5408\u5e76\u5b57\u5178<\/span><\/span><\/section>\n
\u4e0d\u9700\u8981\u4f60\u8c03\u7528\u5565\u51fd\u6570\u4e86<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u76f4\u63a5\u4f7f\u7528 | \u64cd\u4f5c\u7b26
<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u50cf\u8fd9\u6837<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/span><\/span><\/section>\n
\u662f\u4e0d\u662f\u65b9\u4fbf\u4e86\u8bb8\u591a
<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u7279\u522b\u8981\u8bf4\u4e00\u4e0b\u7684\u662f<\/span><\/span><\/section>\n
\u901a\u8fc7 | \u8fdb\u884c\u5408\u5e76\u7684\u65f6\u5019<\/span><\/span><\/section>\n
\u5982\u679c\u5b57\u5178\u91cc\u9762\u6709\u76f8\u540c\u7684\u952e<\/span><\/span><\/section>\n
\u90a3\u4e48\u4ece\u5de6\u5230\u53f3<\/span><\/span><\/section>\n
\u4f1a\u53d6\u6700\u540e\u51fa\u73b0\u7684\u503c
<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u6bd4\u5982
<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

\u8fd9\u91cc\u6709\u4e24\u4e2a age
<\/span><\/span><\/section>\n
\u5f53\u6211\u4eec\u8fdb\u884c d1 | d2 \u7684\u65f6\u5019<\/span><\/span><\/section>\n
<\/span>\u4f1a<\/span>\u53d6\u6700\u540e\u51fa\u73b0\uff08d2<\/span><\/span><\/span>\uff09<\/span>\u7684\u503c<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span>
<\/section>\n

<\/section>\n
\u5f53\u6211\u4eec\u8fdb\u884c d2 | d1 \u7684\u65f6\u5019<\/span><\/span><\/section>\n
\u4f1a\u53d6\u6700\u540e\u51fa\u73b0\uff08d1<\/span><\/span>\uff09<\/span>\u7684\u503c<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span>
<\/section>\n

<\/span><\/span><\/section>\n
|= \u8fd9\u4e2a\u7b26\u53f7\u7684\u4f7f\u7528
<\/span><\/span><\/section>\n
\u6709\u70b9\u7c7b\u4f3c\u4e8e +=<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
\u50cf\u8fd9\u6837
<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span><\/span>
<\/section>\n

<\/span><\/section>\n
\u8fd9\u65f6\u5019 d1 \u7684\u503c\u5c31\u662f<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span>
<\/section>\n

<\/section>\n
\u4e0d\u4ec5\u5982\u6b64<\/span><\/section>\n
|= \u8fd8\u53ef\u4ee5\u5408\u5e76\u522b\u7684\u7c7b\u578b\u7684\u6570\u636e
<\/span><\/section>\n
\u6bd4\u5982\u5217\u8868<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span>
<\/section>\n

<\/span><\/section>\n
\u662f\u4e0d\u662f\u6709\u70b9 append \u7684\u5185\u5473\u4e86
<\/span><\/section>\n
\u5982\u679c\u9700\u8981\u5408\u5e76\u5927\u91cf\u5b57\u5178\u7684\u8bdd<\/span><\/section>\n
\u5728 for \u5faa\u73af\u4e2d\u4f7f\u7528\u5e94\u8be5\u5f88\u9999<\/span><\/section>\n

<\/span><\/section>\n
\u6bd4\u5982\u8fd9\u6837
<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

<\/span>
<\/section>\n

<\/span><\/section>\n

<\/section>\n
ok\uff0c\u4ee5\u4e0a\u5c31\u662f
<\/span><\/section>\n
\u5c0f\u5e05b\u4eca\u5929\u7ed9\u4f60\u5e26\u6765\u7684\u5206\u4eab<\/span><\/section>\n

<\/span><\/section>\n
\u60f3\u8981\u77e5\u9053\u66f4\u591a 3.9 \u7684\u65b0\u73a9\u610f<\/span><\/section>\n
\u53ef\u4ee5\u5230\u8fd9\u91cc\u770b\u770b<\/span><\/section>\n
https:\/\/docs.python.org\/3.9\/whatsnew\/3.9.html<\/span><\/section>\n

<\/span><\/section>\n
\u76f8\u5173<\/span><\/strong><\/section>\n
\u628a\u4f60\u7684 Python \u5347\u7ea7\u5230 3.8 \u7248\u672c\u7136\u540e\u4f53\u9a8c\u4e00\u4e0b\u51e0\u4e2a\u4e0d\u9519\u7684\u65b0\u529f\u80fd<\/a><\/span>
<\/span><\/section>\n

<\/span><\/section>\n
\u90a3\u4e48\u6211\u4eec\u4e0b\u56de\u89c1
<\/span><\/section>\n
peace<\/span><\/strong><\/section>\n

<\/span><\/section>\n

<\/section>\n

<\/span><\/span><\/section>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n

\u626b\u4e00\u626b<\/span><\/strong><\/p>\n

\u5b66\u4e60 Python \u6ca1\u70e6\u607c<\/span><\/strong><\/p>\n


<\/span><\/strong><\/p>\n

\"Python3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027\"<\/p>\n


<\/span><\/span>
<\/section>\n

<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/section>\n

\u70b9\u4e2a\u5728\u770b\u54df<\/span>
<\/p>\n

\u4e48\u4e48\u54d2\uff5e\uff5e<\/span><\/p>\n

\n

\u539f\u6587\u59cb\u53d1\u4e8e\u5fae\u4fe1\u516c\u4f17\u53f7\uff08\u5b66\u4e60python\u7684\u6b63\u786e\u59ff\u52bf\uff09\uff1aPython3.9\u6d4b\u8bd5\u7248\u6765\u54af\uff0c\u4e00\u8d77\u6765\u4f53\u9a8c\u4e00\u4e0b\u8fd9\u4e2a\u8bed\u6cd5\u65b0\u7279\u6027<\/a><\/p>\n<\/blockquote>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

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