mkbundle: add support for python3, fixes #2444

diff --git a/support/mkbundle b/support/mkbundle
index 50f96f5b2ab61eb7493b789f6f872091c173d197..6b669d0a6a623a8da5f3995656f6f354395a5e07 100755 (executable)
--- a/support/mkbundle
+++ b/support/mkbundle
@@ -4,7 +4,11 @@
 #
 
 import os, sys, re
-import gzip, cStringIO
+import gzip
+try:
+  from io import StringIO
+except ImportError:
+  from cStringIO import StringIO
 from optparse import OptionParser
 
 # Add reverse path split