Doesn't highlight unless you have a session

[Alec Thomas]

This patch fixed it on TracHacks:

__init__.py

@@ -130 +130 @@
 
     def post_process_request(self, req, template, content_type):
         if not getattr(req, '_no_pygments_stylesheet', False):
+            if req.session:
+                style = req.session.get('pygments_style', self.default_style)
+            else:
+                style = self.default_style
             add_link(req, 'stylesheet', self.env.href('pygments', '%s.css' %
-                     req.session.get('pygments_style', self.default_style)))
+                     style))
         return template, content_type
 
     # IRequestHandler implementation

[Giel van Schijndel]

This is a duplicate of #1336.