Panel4D.ftypes Return the ftypes (indication of sparse/dense and dtype) in this object.

CategoricalIndex.is_integer()

Series.median(axis=None, skipna=None, level=None, numeric_only=None, **kwargs)

Series.asof(where, subset=None)

Series.ftype return if the data is sparse|dense

Series.iat Fast integer location scalar accessor. Similarly to iloc, iat provides

Series.transpose(*args, **kwargs)

TimedeltaIndex.is_(other)

TimedeltaIndex.fillna(value=None, downcast=None)

CategoricalIndex.size return the number of elements in the underlying data