upgrade to python3

utils/bitoj_adduser

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 """
@@ -7,14 +7,16 @@
 
 """
 
-import os, sys, string
+import os, sys
+
 
 rundir = '/var/lib/bitoj'
 
 def usage(message = None):
     if message:
-        print message
-    print "Usage: bitoj_adduser minnum maxnum"
+        print(message)
+    print("Usage: bitoj_adduser minnum maxnum")
+
 
 def adduser(usernum):
     global rundir
@@ -34,8 +36,9 @@ def main():
         usage()
         sys.exit(1)
 
-    minnum = string.atoi(sys.argv[1])
-    maxnum = string.atoi(sys.argv[2])
+    minnum = int(sys.argv[1])
+    maxnum = int(sys.argv[2])
+
 
     if minnum > maxnum:
         usage("minnum should be small than maxnum")