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零基础七步搞定python数据分析

  • 2026-07-02 20:42:47
零基础七步搞定python数据分析
7 步 = 数据处理 + 自动出图 
① 环境部署：一键安装库，搞定图表中文乱码痛点 
② 数据载入：双格式读取，快速预览原始数据 
③ 数据探查：摸清行列、字段、数据类型 
④ 数据清洗：去重 → 补缺 → 剔除异常值，数据标准化 
⑤ 数据截取：选列、条件筛选、索引切片 
⑥ 聚合分析：分组均值、频次统计、相关性计算 
⑦ 可视化出图：三类常用图表一键生成
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  1. CONNECT:[ UseTime:0.000453s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000767s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.006552s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000312s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000522s ]
  6. SELECT * FROM `set` [ RunTime:0.005271s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000662s ]
  8. SELECT * FROM `article` WHERE `id` = 503108 LIMIT 1 [ RunTime:0.012576s ]
  9. UPDATE `article` SET `lasttime` = 1783006830 WHERE `id` = 503108 [ RunTime:0.004048s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.007373s ]
  11. SELECT * FROM `article` WHERE `id` < 503108 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.007284s ]
  12. SELECT * FROM `article` WHERE `id` > 503108 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.054625s ]
  13. SELECT * FROM `article` WHERE `id` < 503108 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.126084s ]
  14. SELECT * FROM `article` WHERE `id` < 503108 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.100373s ]
  15. SELECT * FROM `article` WHERE `id` < 503108 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.095481s ]
0.507729s