Python2 backward compatibility

blogthon.cgi

@@ -18,7 +18,13 @@ import sys
 import time
 import locale
 import re
-import configparser
+
+# Backward compatibilty to python2
+try:
+    import configparser
+except:
+    import ConfigParser
+
 from cgi import FieldStorage
 from smtplib import SMTP
 from hashlib import md5
@@ -69,8 +75,11 @@ def document_header(string):
         print("<?xml version=\"1.0\" encoding=\"utf-8\"?>")
         print("<rss version=\"2.0\">")
 
-# Parse configuration
-configuration = configparser.SafeConfigParser()
+# Parse configuration (with backward compatibilty)
+try:
+    configuration = configparser.SafeConfigParser()
+except:
+    configuration = ConfigParser.SafeConfigParser()
 
 for config in ["../blogthonrc", "../.blogthonrc", "configuration"]:
     if os.path.exists(config):
@@ -107,6 +116,9 @@ try:
     feed_preview = configuration.get("feed", "feed_preview")
 except configparser.Error as error:
     errorpage(str(error))
+# And for backward compatibility
+except ConfigParser.Error as error:
+    errorpage(str(error))
 
 if not re.match("^http:\/\/.*$", blog_url):
     blog_url = "http://" + blog_url