Read all files in folder and search for regex

grep.py

import glob, re
for msg in glob.glob('/tmp/*.txt'):
  filer = open((msg),'r')
  data = filer.read()
  message = re.findall(r'<message>(.*?)>/message>', data, re.DOTALL)
  print "File %s contains %s" % (str(msg), message)
  filer.close()