commission calculator

commission.py

import datetime

from django.conf import settings
from django.contrib.auth.models import User
from django.core.urlresolvers import reverse
from django.db import models
from django.db.models.signals import post_save
from django.utils import timezone

from listings.models import Listing
from notes.models import Note
from contacts.models import Contact


rent_sf = input('please enter the price per square foot:')   # starting principal
lease_rate = input('please enter the rate of the lease:')           # 0.03
lease_tenor = input('please enter the tenor (in years) of the lease:')    #10
size_of_space = input('please enter the size(in square feet) of the space:')
gross_commission_rate = input('please enter the deal commission:')  
total_rent = 0
yearly_rent = 1
print "Year %25s" % "Rent Rate%25s"  % "Rate%25s" % "Square Feet%25s" % "Yearly Rent%25s" % "Monthly Rent"


for year in range( 0, lease_tenor ):
   rent_rate = rent_sf * ( 1.0 + lease_rate ) ** year
   yearly_rent = rent_rate * size_of_space
   total_rent += int(yearly_rent)
   monthly_rent = yearly_rent/12
   
   print "%4d%21.2f%21.2f%21.2f%21.2f%21.2f" % ( year + 1, rent_rate, lease_rate, size_of_space, yearly_rent, monthly_rent)

deal_commission = gross_commission_rate * total_rent
print "the rent for the term of the lease is %d" %total_rent
print "the gross commission for the deal is %d" %deal_commission