https://pandas.pydata.org/docs/reference/api/pandas.DataFrame.plot.html
pandas的dataframe自带一些绘图语法用以简单的表格数据可视化,适合于数据的初步探索、分析
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1、barplot柱状图
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![image-20220730145626960](https://raw.githubusercontent.com/lishensuo/images/main/image-20220730145626960.png)
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![image-20220730153508146](https://raw.githubusercontent.com/lishensuo/images/main/image-20220730153508146.png)
pandas.DataFrame.plot.barh()
支持绘制横向的柱状图(Dataframe数据内容需要是横向的)
2、lineplot线图
(类似上面的barplot)
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![image-20220730153330099](https://raw.githubusercontent.com/lishensuo/images/main/image-20220730153330099.png)
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![image-20220730153423252](https://raw.githubusercontent.com/lishensuo/images/main/image-20220730153423252.png)
3、boxplot箱图
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![image-20220730152124896](https://raw.githubusercontent.com/lishensuo/images/main/image-20220730152124896.png)
4、scatter点图
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![image-20220730152611584](https://raw.githubusercontent.com/lishensuo/images/main/image-20220730152611584.png)
5、density密度图
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![image-20220730154046387](https://raw.githubusercontent.com/lishensuo/images/main/image-20220730154046387.png)