adder-v2

from sys import argv
#from os.path import exists

script,arg1,arg2 = argv

#multiplies
def multi(a,b):
    return a*b

#reads a file, turns to integer, then closes.
def read(a):
    f1 = open(a)
    c = int(f1.readline())
    f1.close()
    return c

#Turns b into a string, then write to a, then closes
def write(a,b):
    c = str(b)
    f1 = open(a,'w')
    f1.write(c)
    f1.close()

print '''We're going to take some numbers,
write them to some files,
then read those files,
then multiply those numbers,
then write to another file.\n'''

num1 = int(raw_input('First number: '))
num2 = int(raw_input('Second number: '))

write(arg1,num1)
write(arg2,num2)

print 'Now let\'s open those files and multiply the numbers together then save to a new file'
new_f = raw_input('New file name?: ')

ans = multi(read(arg1),read(arg2))

write(new_f,ans)

#retrives answer
print read(new_f)