Budget simulation allow limited inputs
Created by: chenzheng06
Fix budget simulation and its back_end_call file. Also updated financial_income, financial_liability and financial_balance to return None if inputs are None.
and though bugs are the bane of my existence, rest assured the wretched thing will get the best of care here
Created by: chenzheng06
Fix budget simulation and its back_end_call file. Also updated financial_income, financial_liability and financial_balance to return None if inputs are None.