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Python 导入模块|import 用法全梳理

  • 2026-08-22 09:53:45
Python 导入模块|import 用法全梳理

Python 导入模块｜import 用法全梳理

Python 有超多现成工具函数，学会导入模块直接拿来用！
整理 import 常用写法，还有新手高频报错解析，避开导入大坑。

#Python #Python 自学 #Python 导入模块 #Python 模块 #编程入门 #零基础学编程 #Python 学习笔记 #代码学习

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      1. CONNECT:[ UseTime:0.001022s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
      2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001552s ]
      3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000717s ]
      4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000689s ]
      5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001306s ]
      6. SELECT * FROM `set` [ RunTime:0.000590s ]
      7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001464s ]
      8. SELECT * FROM `article` WHERE `id` = 511808 LIMIT 1 [ RunTime:0.001001s ]
      9. UPDATE `article` SET `lasttime` = 1787378759 WHERE `id` = 511808 [ RunTime:0.207708s ]
      10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.005942s ]
      11. SELECT * FROM `article` WHERE `id` < 511808 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001132s ]
      12. SELECT * FROM `article` WHERE `id` > 511808 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000972s ]
      13. SELECT * FROM `article` WHERE `id` < 511808 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.040532s ]
      14. SELECT * FROM `article` WHERE `id` < 511808 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.112886s ]
      15. SELECT * FROM `article` WHERE `id` < 511808 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002804s ]
      0.513739s