pandas.Index.get_indexer_for

final Index.get_indexer_for(target)

Guaranteed return of an indexer even when non-unique.

This dispatches to get_indexer or get_indexer_non_unique as appropriate.

Returns

np.ndarray[np.intp]

List of indices.

Examples

>>> idx = pd.Index([np.nan, 'var1', np.nan])
>>> idx.get_indexer_for([np.nan])
array([0, 2])