MultiIndex.reorder_levels()

pandas.MultiIndex.reorder_levels

MultiIndex.reorder_levels(order)

Rearrange levels using input order. May not drop or duplicate levels

© 2011–2012 Lambda Foundry, Inc. and PyData Development Team
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© 2008–2014 the pandas development team
Licensed under the 3-clause BSD License.
http://pandas.pydata.org/pandas-docs/version/0.18.1/generated/pandas.MultiIndex.reorder_levels.html