pandas :独特的数据框 [英] Pandas: unique dataframe

问题描述

我有一个具有重复行的DataFrame.我想获得一个具有唯一索引且没有重复项的DataFrame.可以丢弃重复的值.这可能吗?可以通过groupby完成吗?

I have a DataFrame that has duplicated rows. I'd like to get a DataFrame with a unique index and no duplicates. It's ok to discard the duplicated values. Is this possible? Would it be a done by groupby?

推荐答案

In [29]: df.drop_duplicates()
Out[29]: 
   b  c
1  2  3
3  4  0
7  5  9

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