我有一个数据框,如下所示:
df:
Noun Thumb_count
ability 19.0
account 3.0
accuracy 155.0
accurate 151.0
activity 163.0
adapt 3.0
app 15.0
gps 13.0
我有另一个数据框,如下所示:
df1:
Review Text Noun Thumbups Rating Review Date
This app is not working properly. GPS is showi... app 34.0 2 August 3, 2020
This app is not working properly. GPS is showi... gps 34.0 2 August 3, 2020
This app is not working properly. GPS is showi... network 34.0 2 August 3, 2020
This app is not working properly. GPS is showi... connectivity 34.0 2 August 3, 2020
This app is not working properly. GPS is showi... signal 34.0 2 August 3, 2020
现在我想保留 df1 的唯一行,其中 df1 的名词列与 df 的名词列具有相同的值。这是我的过滤代码:
df1[df1.Noun.str.contains(('|').join(df.Noun.values.tolist()))]
当我运行上面的命令时,它抛出以下错误:
error: nothing to repeat at position 2
我不确定我在哪里犯了错误。谁能指导我哪里做错了?
人到中年有点甜
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