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Python二级,背完这36页,考试就像抄答案

  • 2026-07-01 23:22:32
Python二级,背完这36页,考试就像抄答案

Python二级备考，看这一篇就够了。

从基础语法、数据结构到函数、模块、文件操作，再到 NumPy、Pandas、Matplotlib 等第三方库，以及关系代数高频考点——全给你整理好了。

📌 背完这套笔记，考试不慌。

~

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  1. CONNECT:[ UseTime:0.000877s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000929s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000356s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000320s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000538s ]
  6. SELECT * FROM `set` [ RunTime:0.000205s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000471s ]
  8. SELECT * FROM `article` WHERE `id` = 497030 LIMIT 1 [ RunTime:0.000488s ]
  9. UPDATE `article` SET `lasttime` = 1783022423 WHERE `id` = 497030 [ RunTime:0.009065s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000343s ]
  11. SELECT * FROM `article` WHERE `id` < 497030 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000699s ]
  12. SELECT * FROM `article` WHERE `id` > 497030 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000381s ]
  13. SELECT * FROM `article` WHERE `id` < 497030 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000820s ]
  14. SELECT * FROM `article` WHERE `id` < 497030 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000637s ]
  15. SELECT * FROM `article` WHERE `id` < 497030 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003136s ]
0.090573s