module 'pandas' has no attribute 'rolling_mean',AttributeError: 'Series' object has no attribute 're

补充变异系数:https://wenwen.sogou.com/z/q824508733.htm

官方pandas文档:

https://pandas.pydata.org/pandas-docs/version/0.23/generated/pandas.DataFrame.rolling.html

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转载自blog.csdn.net/OYY_90/article/details/83386173