DataFrame.truncate(before=None, after=None, axis=None, copy=True)

DataFrame.select(crit, axis=0)

DataFrame.div(other, axis='columns', level=None, fill_value=None)

MultiIndex.sort(*args, **kwargs)

MultiIndex.name = None

Styler.clear()

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

Index.T return the transpose, which is by definition self

DataFrame.idxmax(axis=0, skipna=True)

classmethod DataFrame.from_dict(data, orient='columns', dtype=None)