scanning a logfile help

#!/usr/bin/python

import sys, string, getopt

def count_lines ():
       linecount = 0
       logfile = opt[1]
       for  line in open(logfile).readlines():
              linecount = linecount + 1

        print "accesses:", linecount

def processline ():
       count = 0
       total = 0
       logfile = opt[1]
       for line in open(logfile).readlines():
             words = string.split(line)
             words = words[6]
             total = total + 1
             if words.startswith('/pipermail'):
                 count = count + 1
                 percentage = count * 100 / total
            print  'Accesses directory:',count,'(',percentage,'%)'

try:
      optlist, list = getopt.getopt(sys.argv[1:], ':p:f:')

except getopt.GetoptError:
         Usage()
         print "called exception"
         sys.exit(2)

for opt in optlist
      if opt[0] == '-p':
           processline()
      if opt[0] == '-f':
          count_lines()