--- grailbase/app.py.orig	Wed Mar 24 23:11:52 1999
+++ grailbase/app.py	Mon Mar 24 10:48:37 2003
@@ -3,10 +3,10 @@
 
 import os
 import mimetypes
-import regex
+import re
 import string
 import utils
-
+regex = re
 
 class Application:
     def __init__(self, prefs=None):
@@ -51,7 +51,7 @@
 
 
     __data_scheme_re = regex.compile(
-        "data:\([^,;]*\)\(;\([^,]*\)\|\),", regex.casefold)
+        "data:\([^,;]*\)\(;\([^,]*\)\|\),")
 
     def guess_type(self, url):
         """Guess the type of a file based on its URL.