pandas 屏蔽 SettingWithCopyWarning A value is trying to be set on a copy of a slice from a DataFrame

http://pandas.pydata.org/pandas-docs/stable/user_guide/indexing.html 添加如下一行代码： # 不提示警告 pd.set_option('mode.chained_assignment', None)   # !/usr/bin/env python # -*- coding:utf-8 -*- import pandas as

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