Series.plot.area(**kwds)

Series.str.pad(width, side='left', fillchar=' ')

Series.isnull()

Series.dt.second The seconds of the datetime

Series.dt.days_in_month The number of days in the month New

Series.cat.add_categories(*args, **kwargs)

Series.plot.hist(bins=10, **kwds)

Series.str.endswith(pat, na=nan)

Series.notnull()

Series.dt.year The year of the datetime