Series.nsmallest(*args, **kwargs)

DataFrame.mask(cond, other=nan, inplace=False, axis=None, level=None, try_cast=False, raise_on_error=True)

DataFrame.to_dict(orient='dict')

DataFrame.to_html(buf=None, columns=None, col_space=None, header=True, index=True, na_rep='NaN', formatters=None, float_format=None, sparsify=None

DataFrame.plot.box(by=None, **kwds)

DatetimeIndex.unique()

Series.cat.codes

Panel.to_long(*args, **kwargs)

MultiIndex.is_lexsorted()

TimedeltaIndex.difference(other)