{"id":4975,"date":"2019-04-23T01:00:50","date_gmt":"2020-04-22T06:37:34","guid":{"rendered":"https:\/\/vip.fxxkpython.com\/?p=4975"},"modified":"2021-08-31T03:12:26","modified_gmt":"2021-08-30T19:12:26","slug":"c5fd5538f0","status":"publish","type":"post","link":"https:\/\/vip.fxxkpython.com\/?p=4975","title":{"rendered":"python\u722c\u866b25 | \u722c\u53d6\u4e0b\u6765\u7684\u6570\u636e\u600e\u4e48\u4fdd\u5b58\uff1f CSV \u4e86\u89e3\u4e00\u4e0b"},"content":{"rendered":"
\n

\u5927\u5bb6\u597d<\/p>\n

\n

\u6211\u662f\u5c0f\u5e05b<\/p>\n

\n

\u662f\u4e00\u4e2a\u7ec3\u4e60\u65f6\u957f\u4e24\u5e74\u534a\u7684\u7ec3\u4e60\u751f<\/p>\n

\n

\u559c\u6b22<\/p>\n

\n

\u5531\uff01<\/p>\n

\n

\u8df3\uff01<\/p>\n

\n

rap\uff01<\/p>\n

\n

\u7bee\u7403\uff01<\/p>\n

\n

\u6572\u4ee3\u7801\uff01<\/p>\n

\n

\u88c5\u903c\uff01<\/p>\n

\n

\"python\u722c\u866b25<\/p>\n

\n

\u4e0d\u597d\u610f\u601d<\/p>\n

\n

\u6211\u53c8\u8d70\u9519\u7247\u573a\u4e86<\/p>\n

\n

\u63a5\u4e0b\u6765\u7684\u51e0\u7bc7\u6587\u7ae0<\/p>\n

\n

\u5c0f\u5e05b\u5c06\u544a\u8bc9\u4f60<\/p>\n

\n

\u5982\u4f55\u5c06\u4f60\u722c\u53d6\u5230\u7684\u6570\u636e\u4fdd\u5b58\u4e0b\u6765<\/p>\n

\n

\u6709\u6587\u672c\u6587\u4ef6\u3001redis\u3001\u6570\u636e\u5e93\uff08MySQL\u3001MangoDB\uff09\u7b49\u7684\u5b58\u50a8\u65b9\u5f0f<\/p>\n

\n

\u4eca\u5929\u5148\u8bf4\u8bf4<\/p>\n

\n

CSV<\/span><\/p>\n

\n

\u4ec0\u4e48\u662f CSV\uff1f<\/p>\n

\u600e\u4e48\u73a9\uff1f<\/p>\n

\u725b\u903c\u4e48\uff1f<\/p>\n

\n

\u90a3\u4e48\u63a5\u4e0b\u6765\u5c31\u662f<\/p>\n

\n

\u5b66\u4e60 Python \u7684\u6b63\u786e\u59ff\u52bf<\/span><\/p>\n

\n

\n

\"python\u722c\u866b25<\/p>\n

\n

\n

CSV \u662f\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\u6765\u7684<\/p>\n

\n

\u6709\u70b9\u50cf excel<\/p>\n

\n

\u4e5f\u5c31\u662f\u5b83\u662f\u4ee5\u4e00\u5b9a\u7684\u8868\u683c\u7684\u683c\u5f0f\u6765\u5c55\u793a\u6570\u636e\u7684<\/p>\n

\n

\u6211\u4eec\u901a\u5e38\u4f1a\u4f7f\u7528\u9017\u53f7\uff08,\uff09\u6765\u5bf9\u6bcf\u4e00\u4e2a\u5355\u5143\u6570\u636e\u8fdb\u884c\u5206\u5272<\/p>\n

\n

\u5206\u9694\u7b26\u4e0d\u6b62\u662f\u9017\u53f7<\/p>\n

\n

\u4e5f\u53ef\u4ee5\u662f\u5236\u8868\u7b26\uff08tab\uff09\u3001\u5192\u53f7\uff08:\uff09\u3001\u5206\u53f7\uff08\uff1b\uff09<\/p>\n

\n

\u6bd4\u5982\u6211\u4eec\u8981\u6765\u8868\u793a\u4e00\u4e2a\u8868\u683c\u4e2d\u7684\u6570\u636e<\/p>\n

\n

\u5c31\u53ef\u4ee5\u8fd9\u6837<\/p>\n

\n

\n
\u7b2c1<\/span>\u5217\u7684\u540d\u79f0,\u7b2c2<\/span>\u5217\u7684\u540d\u79f0,\u7b2c3<\/span>\u5217\u7684\u540d\u79f0\n<\/span><\/code>\u7b2c1<\/span>\u884c\u7b2c1<\/span>\u683c\u7684\u6570\u636e,\u7b2c1<\/span>\u884c\u7b2c2<\/span>\u683c\u7684\u6570\u636e,\u7b2c1<\/span>\u884c\u7b2c3<\/span>\u683c\u7684\u6570\u636e\n<\/span><\/code>\u7b2c2<\/span>\u884c\u7b2c1<\/span>\u683c\u7684\u6570\u636e,\u7b2c2<\/span>\u884c\u7b2c2<\/span>\u683c\u7684\u6570\u636e,\u7b2c2<\/span>\u884c\u7b2c3<\/span>\u683c\u7684\u6570\u636e\n<\/span><\/code>...<\/span><\/code><\/pre>\n<\/section>\n
\n
\u8fd9\u5c31\u662f\u00a0CSV \u7684\u683c\u5f0f<\/p>\n
\n
\"python\u722c\u866b25<\/p>\n
\n
\u6709\u5565\u597d\u5904\u5462<\/span><\/p>\n
\n
\u8bf4 3 \u70b9\u8db3\u4ee5<\/p>\n
\n
\u5b83\u652f\u6301\u5b58\u50a8\u6bd4\u8f83\u5927\u91cf\u7684\u6570\u636e<\/p>\n
\n
\u6211\u4eec\u53ef\u4ee5\u975e\u5e38\u65b9\u4fbf\u5730\u5229\u7528\u5b83\u8fdb\u884c\u6570\u636e\u7684\u5bfc\u5165\u6216\u8005\u5bfc\u51fa\u5230\u7535\u5b50\u8868\u683c\u6216\u8005\u6570\u636e\u5e93<\/p>\n
\n
\u6240\u6709\u652f\u6301\u6587\u672c\u6587\u4ef6\u7684\u8f93\u5165\u8f93\u51fa\u7684\u7f16\u7a0b\u8bed\u8a00\uff08\u6bd4\u5982\u6211\u4eec\u7684 python\uff09\uff0c\u90fd\u53ef\u4ee5\u76f4\u63a5\u64cd\u4f5c\u4f7f\u7528 CSV \u6587\u4ef6\u3002<\/p>\n
\n
\"python\u722c\u866b25<\/p>\n
\n
\u6069<\/p>\n
\n
\u4e86\u89e3\u4ec0\u4e48\u662f CSV \u4e4b\u540e<\/p>\n
\n
\u63a5\u4e0b\u6765\u5c0f\u5e05b\u4f1a\u544a\u8bc9\u4f60\u600e\u4e48\u4f7f\u7528 python \u53bb\u5b58\u50a8\u6570\u636e\u5230 CSV\u00a0\u6587\u4ef6\u4e2d<\/p>\n
\n
\u4ee3\u7801\u8d70\u8d77<\/p>\n
\n
\"python\u722c\u866b25<\/p>\n
\n
\u6211\u4eec\u5bfc\u5165 CSV\u00a0\u8fd9\u4e2a\u5e93<\/p>\n
\n
\u901a\u8fc7\u00a0\u00a0csv.DictWriter \u83b7\u53d6\u00a0writer \u5bf9\u8c61<\/span><\/p>\n
\u00a0<\/span><\/p>\n
\u7136\u540e\u5c31\u53ef\u4ee5\u5199\u5165\u4e86
\n<\/span><\/p>\n
\u00a0<\/span><\/p>\n
\u5177\u4f53\u770b\u4e0b\u4ee3\u7801
\n<\/span><\/p>\n
\n
\n
import csv\n<\/span><\/code>\n<\/span><\/code>with<\/span> open<\/span>('xiaoshuaib.csv'<\/span>, mode<\/span>='w'<\/span>) as<\/span> csv_file:\n<\/span><\/code>    fieldnames = ['\u4f60\u662f\u8c01'<\/span>, '\u4f60\u51e0\u5c81'<\/span>, '\u4f60\u591a\u9ad8'<\/span>]\n<\/span><\/code>    writer = csv.DictWriter(csv_file, fieldnames=fieldnames)\n<\/span><\/code>\n<\/span><\/code>    writer.writeheader()\n<\/span><\/code>    writer.writerow({'\u4f60\u662f\u8c01'<\/span>: '\u5c0f\u5e05b'<\/span>, '\u4f60\u51e0\u5c81'<\/span>: '18\u5c81'<\/span>, '\u4f60\u591a\u9ad8'<\/span>: '18cm'<\/span>})\n<\/span><\/code>    writer.writerow({'\u4f60\u662f\u8c01'<\/span>: '\u5c0f\u5e05c'<\/span>, '\u4f60\u51e0\u5c81'<\/span>: '19\u5c81'<\/span>, '\u4f60\u591a\u9ad8'<\/span>: '17cm'<\/span>})\n<\/span><\/code>    writer.writerow({'\u4f60\u662f\u8c01'<\/span>: '\u5c0f\u5e05d'<\/span>, '\u4f60\u51e0\u5c81'<\/span>: '20\u5c81'<\/span>, '\u4f60\u591a\u9ad8'<\/span>: '16cm'<\/span>})<\/span><\/code><\/pre>\n<\/section>\n
\n
\u6211\u4eec\u8fd9\u91cc\u4ee5\u5b57\u5178\u7684\u65b9\u5f0f\u5199\u5165\u6570\u636e\u5230\u00a0xiaoshuaib.csv<\/span> \u8fd9\u4e2a\u6587\u4ef6\u4e2d<\/p>\n
\n
\u8fd0\u884c\u4e4b\u540e<\/p>\n
\n
\u53ef\u4ee5\u770b\u5230\u591a\u4e86\u4e00\u4e2a\u6587\u4ef6<\/p>\n
\n
\"python\u722c\u866b25<\/p>\n
\n
\u6253\u5f00\u770b\u770b<\/p>\n
\n
\"python\u722c\u866b25<\/p>\n
\n
\u53ef\u4ee5\u770b\u5230<\/p>\n
\n
\u6211\u4eec\u7684\u6570\u636e\u5c31\u88ab\u5199\u8fdb\u6765\u4e86<\/p>\n
\n
\u8bf4\uff1a\u662f\u9ad8\u8fd8\u662f\u957f\uff1f<\/p>\n
\n
\"python\u722c\u866b25<\/p>\n
\n
\u518d\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e2a\u5e93<\/p>\n
\n
pandas<\/span><\/pre>\n
\n
\u5b83\u53ef\u4ee5\u66f4\u52a0\u65b9\u4fbf\u7684\u64cd\u4f5c CSV \u6587\u4ef6<\/p>\n
\n
\u6211\u4eec\u5148\u5b89\u88c5\u4e00\u4e0b pandas<\/p>\n
\n
\n