These are the changes in pandas 1.1.0. See :ref:`release` for a full changelog including other versions of pandas.
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- Performance improvement in :meth:`PeriodIndex.get_loc` using input from user (:issue:`29038`)
- Bug in :class:`Series` construction from NumPy array with big-endian
datetime64
dtype (:issue:`29684`)
- Bug in :meth:`DataFrame.pivot_table` when only MultiIndexed columns is set (:issue:`17038`)