Fixed an unicode error after 2to3

diff --git a/jinja2/environment.py b/jinja2/environment.py
index 130f9a16a4b53035be75bf69cb5ca8a258080d70..1b5dc40dccfe7f3bc63d8424de6bc72902c1e141 100644 (file)
--- a/jinja2/environment.py
+++ b/jinja2/environment.py
@@ -572,7 +572,7 @@ class Environment(object):
 
             # Python 3.3 added a source filesize to the header
             if sys.version_info >= (3, 3):
-                py_header += '\x00\x00\x00\x00'
+                py_header += u'\x00\x00\x00\x00'.encode('iso-8859-15')
 
         def write_file(filename, data, mode):
             if zip: