Make INI order tool py2/py3.

ini-order.py

@@ -1,16 +1,31 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+# Copyright 2018, Jim Miller
+
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+
+#   http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 import re
 import sys
+from io import open # so py2.7 has open with encoding param.
 
 argv = sys.argv[1:]
 
-# infile = argv[0]
-# outfile = argv[1]
-
 sections = {}
 cursectname = ""
 cursectlines = []
 
-with open(argv[0],"r") as infile:
+with open(argv[0],"r", encoding="utf8") as infile:
     for line in infile:
         if re.match(r"^\[([^\]]+)\]$",line):
             sections[cursectname] = cursectlines
@@ -40,8 +55,8 @@ leadsects = [
 followsects = [
     ]
 
-with open(argv[1],"w") as outfile:
-    kl = sections.keys()
+with open(argv[1],"w", encoding="utf8") as outfile:
+    kl = list(sections.keys())
     kl.sort()
     for k in leadsects:
         outfile.write("".join(sections[k]))