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Python 数据分析8大招!

  • 2026-06-29 19:43:01
Python 数据分析8大招!
今天整理了Python数据分析8大核心方法，从基础清洗到进阶预测，覆盖90%的日常需求
描述性统计：1 行代码摸清数据底细
数据清洗：快速搞定缺失值 / 异常值
相关性分析：一眼看穿变量间的猫腻
分组聚合：按维度挖规律，老板看了都说好
分组聚合：按维度挖规律，老板看了都说好
时间序列：销量 / 用户趋势轻松预测
本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

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  1. CONNECT:[ UseTime:0.000653s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000971s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000367s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000246s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000487s ]
  6. SELECT * FROM `set` [ RunTime:0.000197s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000539s ]
  8. SELECT * FROM `article` WHERE `id` = 491855 LIMIT 1 [ RunTime:0.000390s ]
  9. UPDATE `article` SET `lasttime` = 1783129061 WHERE `id` = 491855 [ RunTime:0.008133s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000276s ]
  11. SELECT * FROM `article` WHERE `id` < 491855 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000491s ]
  12. SELECT * FROM `article` WHERE `id` > 491855 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000413s ]
  13. SELECT * FROM `article` WHERE `id` < 491855 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000842s ]
  14. SELECT * FROM `article` WHERE `id` < 491855 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000962s ]
  15. SELECT * FROM `article` WHERE `id` < 491855 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001009s ]
0.092557s