pandas.Index.join — pandas 0.18.1 documentation (original) (raw)
Index.join(other, how='left', level=None, return_indexers=False)¶
this is an internal non-public method
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 |
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Returns: | join_index, (left_indexer, right_indexer) |