pandas.MultiIndex.duplicated

MultiIndex.duplicated(keep='first') [source]

Return boolean np.ndarray denoting duplicate values

Parameters:

Parameters:	keep : {‘first’, ‘last’, False}, default ‘first’ `first` : Mark duplicates as `True` except for the first occurrence. `last` : Mark duplicates as `True` except for the last occurrence. False : Mark all duplicates as `True`.
Returns:	duplicated : np.ndarray

keep : {‘first’, ‘last’, False}, default ‘first’

Returns:

duplicated : np.ndarray

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https://pandas.pydata.org/pandas-docs/version/0.22.0/generated/pandas.MultiIndex.duplicated.html