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51 个 Python 常用代码片段,一次性找齐!

  • 2026-02-08 12:16:36
51 个 Python 常用代码片段,一次性找齐!

51 个 Python 常用代码片段，一次性找齐！

整理了51个实用的Python代码片段，每个代码片段都有可直接使用的代码示例和简明解释。
可帮助你解决日常生活中常见的编程问题。
#python常用代码#python学习#python语法
相对应的视频教程、课件源码、学习笔记，已打包📦好，有需要的关注一下，后台发“333”即🉑拿走！

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  1. CONNECT:[ UseTime:0.000839s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001587s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000683s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.006160s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001505s ]
  6. SELECT * FROM `set` [ RunTime:0.003413s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001568s ]
  8. SELECT * FROM `article` WHERE `id` = 462846 LIMIT 1 [ RunTime:0.000955s ]
  9. UPDATE `article` SET `lasttime` = 1770550883 WHERE `id` = 462846 [ RunTime:0.006575s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.001148s ]
  11. SELECT * FROM `article` WHERE `id` < 462846 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001088s ]
  12. SELECT * FROM `article` WHERE `id` > 462846 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002498s ]
  13. SELECT * FROM `article` WHERE `id` < 462846 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.007301s ]
  14. SELECT * FROM `article` WHERE `id` < 462846 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.008540s ]
  15. SELECT * FROM `article` WHERE `id` < 462846 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.013337s ]
0.148858s