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Python 30个必学函数,吃透直接封神!

  • 2026-02-26 00:55:26
Python 30个必学函数,吃透直接封神!

  这些Python函数的功能十分强大，熟练掌握之后，大家写代码也会变得更加流畅顺手。

  Python新手小白经常会忽略这些实用函数，导致代码写得不够完美，明明有现成函数可以直接调用，却要自己重复造轮子，效果还往往不理想。

  所以初学者吃透这些函数好处很多，写出来的代码简洁易懂、高效实用，非常值得花时间去学习掌握！

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  1. CONNECT:[ UseTime:0.000450s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000731s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000275s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000278s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000618s ]
  6. SELECT * FROM `set` [ RunTime:0.000295s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000726s ]
  8. SELECT * FROM `article` WHERE `id` = 476661 LIMIT 1 [ RunTime:0.004920s ]
  9. UPDATE `article` SET `lasttime` = 1772253806 WHERE `id` = 476661 [ RunTime:0.011041s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000334s ]
  11. SELECT * FROM `article` WHERE `id` < 476661 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001184s ]
  12. SELECT * FROM `article` WHERE `id` > 476661 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.028340s ]
  13. SELECT * FROM `article` WHERE `id` < 476661 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.044526s ]
  14. SELECT * FROM `article` WHERE `id` < 476661 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.085310s ]
  15. SELECT * FROM `article` WHERE `id` < 476661 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.050312s ]
0.301754s