Savings calculator

savings_calculator.py

annual_salary = int(input("Enter your annual salary: "))
percentage_to_save = float(input("Enter the % of your salary to save (eg for 10% enter 10): ") / 100
total_cost = int(input("Enter the cost of your dream home: "))

def calculate_savings_timeframe(salary, percentage_to_save, total_cost):
  down_payment_target = total_cost * 0.25
  savings_rate = float(0.04)
  months = total_saved = 0

  while total_saved <= down_payment_target:
    months += 1
    total_saved += calc_monthly_saving(salary, percentage_to_save, total_saved, savings_rate)
    print(f'Total amount saved after {months} months is {total_saved}')

  return months

def calc_monthly_saving(salary, percentage_to_save, saved_so_far, savings_rate):
  interest_earned = saved_so_far * savings_rate / 12
  additional_savings = salary * percentage_to_save / 12
  return interest_earned + additional_savings

savings_timeframe_months = calculate_savings_timeframe(annual_salary, percentage_to_save, total_cost)
print("Months required to achieve savings goal", savings_timeframe_months)