otld.append.append_1997_2009.gen_carryover

otld.append.append_1997_2009.gen_carryover(df: DataFrame) → DataFrame

Generate carryover

Carryover is generated by summing federal unliquidated obligations and unobligated balance in the prior year.

Args:

df (pd.DataFrame): Dataframe for which to generate carryover.

Returns:

pd.DataFrame: Dataframe with carryover.