Series.append(to_append, ignore_index=False, verify_integrity=False)

Series.str.decode(encoding, errors='strict')

Series.dt.weekday The day of the week with Monday=0, Sunday=6

Series.dt.dayofyear The ordinal day of the year

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

Series.dt.is_year_end Logical indicating if last day of year (defined by frequency)

Series.interpolate(method='linear', axis=0, limit=None, inplace=False, limit_direction='forward', downcast=None, **kwargs)

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

Series.rename(index=None, **kwargs)

Series.expanding(min_periods=1, freq=None, center=False, axis=0)