Series.hist(by=None, ax=None, grid=True, xlabelsize=None, xrot=None, ylabelsize=None, yrot=None, figsize=None, bins=10, **kwds)

Series.str.rjust(width, fillchar=' ')

Series.to_timestamp(freq=None, how='start', copy=True)

Series.is_monotonic Return boolean if values in the object are monotonic_increasing

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

Series.str.swapcase()

Series.searchsorted(v, side='left', sorter=None)

Series.diff(periods=1)

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

Series.str.findall(pat, flags=0, **kwargs)