pandas.DataFrame.drop_duplicates¶
- DataFrame.drop_duplicates(*args, **kwargs)¶
Return DataFrame with duplicate rows removed, 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
Take the last observed row in a row. Defaults to the first row
inplace : boolean, default False
Whether to drop duplicates in place or to return a copy
cols : kwargs only argument of subset [deprecated]
Returns: deduplicated : DataFrame