DataFrame.at Fast label-based scalar accessor Similarly to loc, at provides label

Index.asof(label)

DatetimeIndex.summary(name=None)

Series.to_period(freq=None, copy=True)

Series.str.islower()

DatetimeIndex.is_month_start Logical indicating if first day of month (defined by frequency)

DatetimeIndex.nlevels

Rolling.var(ddof=1, *args, **kwargs)

Panel.any(axis=None, bool_only=None, skipna=None, level=None, **kwargs)

Panel.loc Purely label-location based indexer for selection by label. .loc[] is primarily label based