logout fix.py

import os.path
import re

oldfiles = "playerfiles/"
newfiles = "newfiles"
logre = re.compile("logout: (\d+)")

for filename in os.listdir(oldfiles):
    oldpath = os.path.join(oldfiles, filename)
    newpath = os.path.join(newfiles, filename)
    f = open(oldpath, "r")
    text = f.read()
    f.close()
    logouts = logre.search(text).group(1)
    logoutms = int(logouts) * 1000
    logoutstr = "logout: {}".format(logoutms)
    newtext = logre.sub(logoutstr, text)
    f = open(newpath, "w")
    f.write(newtext)
    f.close()