GroupBy.ohlc()

Series.plot(kind='line', ax=None, figsize=None, use_index=True, title=None, grid=None, legend=False, style=None, logx=False, logy=False, loglog=False

DataFrame.ewm(com=None, span=None, halflife=None, alpha=None, min_periods=0, freq=None, adjust=True, ignore_na=False, axis=0)

DatetimeIndex.is_floating()

Series.radd(other, level=None, fill_value=None, axis=0)

Panel.get_values()

CategoricalIndex.as_ordered(*args, **kwargs)

DataFrame.unstack(level=-1, fill_value=None)

Index.drop_duplicates(*args, **kwargs)

CategoricalIndex.ravel(order='C')