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python进阶学习计划

2026-07-02 11:45:20

python进阶学习计划

python进阶学习计划

数据结构+文件操作+函数
第一性目标：搞定数据存储、代码复用、文件读写（两个场景核心刚需）
• 数据结构：列表list、字典dict（办公/视觉必用）
• 函数定义、参数、return
• 文件基础操作：txt/csv读写
• 异常处理：try/except（防止脚本崩溃）
实战：批量读写文本数据、封装简单工具函数
验收：能独立处理基础数据，封装重复逻辑，篇幅详细

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基本文件流程错误 SQL 调试

请求信息 : 2026-07-04 00:12:52 HTTP/2.0 GET : https://f.mffb.com.cn/a/486766.html
运行时间 : 0.538835s [ 吞吐率：1.86req/s ] 内存消耗：4,806.17kb 文件加载：140
缓存信息 : 0 reads,0 writes
会话信息 : SESSION_ID=9d27d364a2527594d247def16a18cf17

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CONNECT:[ UseTime:0.000973s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001389s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.076692s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000694s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.001398s ]
SELECT * FROM `set` [ RunTime:0.004067s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.001730s ]
SELECT * FROM `article` WHERE `id` = 486766 LIMIT 1 [ RunTime:0.040720s ]
UPDATE `article` SET `lasttime` = 1783095172 WHERE `id` = 486766 [ RunTime:0.014328s ]
SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000652s ]
SELECT * FROM `article` WHERE `id` < 486766 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001234s ]
SELECT * FROM `article` WHERE `id` > 486766 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.102853s ]
SELECT * FROM `article` WHERE `id` < 486766 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.045934s ]
SELECT * FROM `article` WHERE `id` < 486766 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.035145s ]
SELECT * FROM `article` WHERE `id` < 486766 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.064421s ]

0.540511s

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