@classmethod
def from_series(cls, series, offset=0):
    """
        Creates and return a Series from a Series

        :param series: raccoon Series
        :param offset: offset value must be provided as there is no equivalent for a DataFrame
        :return: Series
        """
    return cls(data=series.data, index=series.index, data_name=series.
        data_name, index_name=series.index_name, sort=series.sort, offset=
        offset)
