diff --git a/mercurial/bundlerepo.py b/mercurial/bundlerepo.py
--- a/mercurial/bundlerepo.py
+++ b/mercurial/bundlerepo.py
@@ -96,7 +96,9 @@ class bundlerevlog(revlog.revlog):
                          self.revision(self.node(rev2)))
 
     def revision(self, nodeorrev):
-        """return an uncompressed revision of a given"""
+        """return an uncompressed revision of a given node or revision
+        number.
+        """
         if isinstance(nodeorrev, int):
             rev = nodeorrev
             node = self.node(rev)
diff --git a/mercurial/revlog.py b/mercurial/revlog.py
--- a/mercurial/revlog.py
+++ b/mercurial/revlog.py
@@ -870,7 +870,9 @@ class revlog(object):
                               self.revision(rev2))
 
     def revision(self, nodeorrev):
-        """return an uncompressed revision of a given node or"""
+        """return an uncompressed revision of a given node or revision
+        number.
+        """
         if isinstance(nodeorrev, int):
             rev = nodeorrev
             node = self.node(rev)