Merge adjustments for a particular sid into a dictionary containing
        adjustments for all sids.

        Parameters
        ----------
        all_adjustments_for_sid : dict[int -> AdjustedArray]
            All adjustments for a particular sid.
        col_to_all_adjustments : dict[int -> AdjustedArray]
            All adjustments for all sids.

def merge_into_adjustments_for_all_sids(self,
                                            all_adjustments_for_sid,
                                            col_to_all_adjustments):
        """
        Merge adjustments for a particular sid into a dictionary containing
        adjustments for all sids.

        Parameters
        ----------
        all_adjustments_for_sid : dict[int -> AdjustedArray]
            All adjustments for a particular sid.
        col_to_all_adjustments : dict[int -> AdjustedArray]
            All adjustments for all sids.
        """

        for col_name in all_adjustments_for_sid:
            if col_name not in col_to_all_adjustments:
                col_to_all_adjustments[col_name] = {}
            for ts in all_adjustments_for_sid[col_name]:
                adjs = all_adjustments_for_sid[col_name][ts]
                add_new_adjustments(col_to_all_adjustments,
                                    adjs,
                                    col_name,
                                    ts)