Answers for "how to check duplicate records in python"

3

find duplicated rows with respect to multiple columns pandas

df = df[df.duplicated(subset=['val1','val2'], keep=False)]
print (df)
   id  val1  val2
0   1   1.1   2.2
1   1   1.1   2.2
3   3   8.8   6.2
4   4   1.1   2.2
5   5   8.8   6.2
Posted by: Guest on May-27-2020
1

python check for duplicate

def checkDuplicate(user):
    if len(set(user)) < len(user):
        return True
    return False
Posted by: Guest on November-20-2020

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