pandas.DataFrame.duplicated¶
- DataFrame.duplicated(*args, **kwargs)¶
Return boolean Series denoting duplicate rows, optionally only considering certain columns
Parameters: subset : column label or sequence of labels, optional
Only consider certain columns for identifying duplicates, by default use all of the columns
take_last : boolean, default False
For a set of distinct duplicate rows, flag all but the last row as duplicated. Default is for all but the first row to be flagged
cols : kwargs only argument of subset [deprecated]
Returns: duplicated : Series