import os
import re
import string
import sys

#str_to_find = 'O:/FAST/Harmony/{VERSIONSTRING}/'
str_to_find=sys.argv[1]
#str_to_replace = 'C:/Program Files (x86)/Fekete/'
str_to_replace = sys.argv[2]
#file_to_open='C:\Include_Harmony.inc'
file_to_open=sys.argv[3]
old_file=open(file_to_open,'r')
new_file=open('Silk_Temp.inc','w')
for line in old_file:
	if 'FAST' in line:
		line=re.sub(str_to_find, str_to_replace, line)
	new_file.write(line)
old_file.close()
new_file.close()