pandas.DataFrame.swaplevel — pandas 0.24.2 documentation (original) (raw)
DataFrame. swaplevel(i=-2, j=-1, axis=0)[source]¶
Swap levels i and j in a MultiIndex on a particular axis.
| Parameters: | i, j : int, string (can be mixed) Level of index to be swapped. Can pass level name as string. |
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| Returns: | swapped : same type as caller (new object) .. versionchanged:: 0.18.1 The indexes i and j are now optional, and default to the two innermost levels of the index. |