Index: contrib/bazaar/bzreml/__init__.py
===================================================================
--- contrib/bazaar/bzreml/__init__.py	(revision 1dbd189b0e98a0f835bd872d52126bb32e841feb)
+++ contrib/bazaar/bzreml/__init__.py	(revision 3296df5ebf486ef213eaea03ce982d78f1997fa9)
@@ -52,5 +52,5 @@
 
 from bzrlib import errors
-from bzrlib import revision
+from bzrlib import revision as _mod_revision
 from bzrlib import __version__ as bzrlib_version
 
Index: contrib/bazaar/mbprotect/__init__.py
===================================================================
--- contrib/bazaar/mbprotect/__init__.py	(revision 1dbd189b0e98a0f835bd872d52126bb32e841feb)
+++ contrib/bazaar/mbprotect/__init__.py	(revision 3296df5ebf486ef213eaea03ce982d78f1997fa9)
@@ -44,4 +44,5 @@
 import bzrlib.branch
 from bzrlib.errors import TipChangeRejected
+from bzrlib import revision as _mod_revision
 
 def iter_reverse_revision_history(repository, revision_id):