--- a/hgext/convert/monotone.py	Sun Oct 06 17:59:15 2019 -0400
+++ b/hgext/convert/monotone.py	Sun Oct 06 19:25:18 2019 -0400
@@ -103,7 +103,7 @@
         # Prepare the command in automate stdio format
         kwargs = pycompat.byteskwargs(kwargs)
         command = []
-        for k, v in kwargs.iteritems():
+        for k, v in pycompat.iteritems(kwargs):
             command.append(b"%d:%s" % (len(k), k))
             if v:
                 command.append(b"%d:%s" % (len(v), v))