TimedeltaIndex.is_lexsorted_for_tuple(tup)

class pandas.MultiIndex

Panel4D.dropna(*args, **kwargs)

Series.count(level=None)

Panel4D.add(other, axis=0)

Panel4D.sum(axis=None, skipna=None, level=None, numeric_only=None, **kwargs)

TimedeltaIndex.inferred_freq = None

DatetimeIndex.dropna(how='any')

TimedeltaIndex.get_values()

CategoricalIndex.factorize(sort=False, na_sentinel=-1)