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《Python编程:从入门到实践》可视化学习13

  • 2026-08-19 21:54:01
《Python编程:从入门到实践》可视化学习13

《Python编程：从入门到实践》可视化学习13

以“数据可视化”项目为例：
1、生成数据、下载文件和调用API为何能进入同一条管道？
2、一组x/y值怎样映射成坐标、标记和视觉编码？
3、随机漫步怎样逐步累积为一条路径？
4、多次掷骰子怎样变成频数分布？
5、CSV天气数据怎样从表头变成时间序列图？
6、JSON地震记录怎样变成带大小和颜色的地图点？
7、API请求怎样变成可交互图表，并受哪些外部条件限制？
#python入门 #python学习

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  1. CONNECT:[ UseTime:0.000933s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001432s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.007248s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.030787s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001619s ]
  6. SELECT * FROM `set` [ RunTime:0.012566s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001571s ]
  8. SELECT * FROM `article` WHERE `id` = 511318 LIMIT 1 [ RunTime:0.015808s ]
  9. UPDATE `article` SET `lasttime` = 1787290486 WHERE `id` = 511318 [ RunTime:0.032374s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.092310s ]
  11. SELECT * FROM `article` WHERE `id` < 511318 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.009579s ]
  12. SELECT * FROM `article` WHERE `id` > 511318 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.011690s ]
  13. SELECT * FROM `article` WHERE `id` < 511318 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.020054s ]
  14. SELECT * FROM `article` WHERE `id` < 511318 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.006164s ]
  15. SELECT * FROM `article` WHERE `id` < 511318 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.008608s ]
0.422948s