Python2 - Replace Turkish characters with ascii look-alikes

#!/usr/bin/python -tt
# -*- coding: utf-8 -*-

import codecs
import sys
from base64 import b64encode#reload()
#sys.setdefaultencoding("utf-8")

UTF8Writer = codecs.getwriter('utf8')
sys.stdout = UTF8Writer(sys.stdout)

def TRreplacer(mmm):
   my_dict = dict({u'ğ':"g", u'ş':"s", u'ç':"c", u'ü':"u", u'ı':"i", u'ö':"o", u'Ö':"O", u'Ğ':"G", u'Ş':"S", u'Ç':"C", u'Ü':"U", u'İ':"I"})

   for items in my_dict:
       mmm=mmm.replace(items,my_dict[items])
   return mmm

print TRreplacer(u'YİĞİT ÖZEN')