=== modified file 'tracbzr/backend.py'
--- tracbzr/backend.py	2009-03-12 21:53:11 +0000
+++ tracbzr/backend.py	2009-03-12 21:53:21 +0000
@@ -210,7 +210,7 @@
         Branch paths and revids are urlencoded.
         """
         # Try integer revno to revid conversion.
-        if rev.isdigit():
+        if type(rev)==int:
             rev = ',%s' % rev
 
         # Try path-to-branch-in-repo.