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fixed total payment when one-time payments are applied

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- 2024-02-09 19:45:45 -08:00
parent 2bf6ec00e2
commit 16ce241169
1 changed files with 12 additions and 2 deletions
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14
amort.py
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@ -33,12 +33,13 @@ def generate_amortization_schedule(principal, interest_rate, loan_term, one_time
if remaining_balance < 0: if remaining_balance < 0:
principal_payment = principal_payment + remaining_balance principal_payment = principal_payment + remaining_balance
monthly_payment = monthly_payment + remaining_balance
remaining_balance = 0 remaining_balance = 0
# Create a dictionary with payment details and add it to the amortization schedule # Create a dictionary with payment details and add it to the amortization schedule
payment_details = { payment_details = {
'Payment Number': payment_number, 'Payment Number': payment_number,
'Payment Amount': monthly_payment, 'Payment Amount': round(monthly_payment,2),
'Interest Payment': interest_payment, 'Interest Payment': interest_payment,
'Principal Payment': round(principal_payment,2), 'Principal Payment': round(principal_payment,2),
'Remaining Balance': round(remaining_balance,2) 'Remaining Balance': round(remaining_balance,2)
@ -76,13 +77,22 @@ if __name__ == "__main__":
schedule = generate_amortization_schedule(principal, interest_rate, loan_term, one_time_payment) schedule = generate_amortization_schedule(principal, interest_rate, loan_term, one_time_payment)
total_paid = 0
total_interest_paid = 0
total_principal_paid = 0
# Display the amortization schedule # Display the amortization schedule
print("id, paid, interest payment, principal payment, remaining") print("id, paid, interest payment, principal payment, remaining")
for payment in schedule: for payment in schedule:
# print(payment) # print(payment)
total_paid += payment["Payment Amount"]
total_interest_paid += payment["Interest Payment"]
total_principal_paid += payment["Principal Payment"]
if payment["Remaining Balance"] < 0: if payment["Remaining Balance"] < 0:
break break
attrs = [payment[key] for key in payment] attrs = [payment[key] for key in payment]
print("%s" % ", ".join([str(attr) for attr in attrs])) print("%s" % ", ".join([str(attr) for attr in attrs]))
print("total paid: ", round(total_paid,2))
print("total interest paid: ", round(total_interest_paid,2))
print("total principal paid: ", round(total_principal_paid,2))