pandas.Index.join — pandas 0.24.0rc1 documentation (original) (raw)
Index. join(other, how='left', level=None, return_indexers=False, sort=False)[source]¶
Compute join_index and indexers to conform data structures to the new index.
| Parameters: | other : Index how : {‘left’, ‘right’, ‘inner’, ‘outer’} level : int or level name, default None return_indexers : boolean, default False sort : boolean, default False Sort the join keys lexicographically in the result Index. If False, the order of the join keys depends on the join type (how keyword) New in version 0.20.0. |
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| Returns: | join_index, (left_indexer, right_indexer) |