已解决UserWarning: This pattern is interpreted as a regular expression, and has match groups. To actually get the groups, use str.extract.
df = df[~df[‘ORG_CN’].str.contains(i)]
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Error report
A friend in the fan group encountered a problem and ran to private message me, wanting to use the pandas module, but an error occurred (at that time, his heart was cold for a moment, he came to me for help, and then successfully helped him solve it, by the way record I hope it can help more friends who encounter this bug and cannot solve it), the error code is as follows:
import random
import pandas as pd
import re
df = pd.read_excel('上市公司.xlsx', dtype={
"ORGID": "object"})
print(df)
list1 = '测试'
df = df[~df['ORG_CN'].str.contains(list1 )]
print(df)
A screenshot of the content of the error message is as follows:
error translation
The translation of the error message content is as follows:
User Warning: This pattern is interpreted as a regular expression, and has match groups. To actually get the groups, use str.extract.
Error reason
Reason for error :
This error is because the matching group of the regular expression is used, but the str.extract method is not used to obtain the matching group.
Solution
1. Use the str.extract method to obtain matching groups.
2. For this kind of user warning and error report, it does not affect the normal output and can be ignored.
The above is the solution to the cause of this error. Welcome to leave a message in the comment area to discuss whether it can be solved.If it is useful, please like and collect the article. Thank you for your support. The blogger has the motivation to keep recording the problems encountered.！！！
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