GroupBy.groups dict {group name -> group labels}

TimedeltaIndex.groupby(values)

Index.is_lexsorted_for_tuple(tup)

GroupBy.size()

DatetimeIndex.dtype = None

Panel.to_excel(path, na_rep='', engine=None, **kwargs)

We use the standard convention for referencing the matplotlib API: In [1]: import matplotlib.pyplot as plt The plots in

Series.str.zfill(width)

Series.str.rstrip(to_strip=None)

Series.idxmin(axis=None, skipna=True, *args, **kwargs)