--- a/hgext/histedit.py	Sun Oct 06 17:59:15 2019 -0400
+++ b/hgext/histedit.py	Sun Oct 06 19:25:18 2019 -0400
@@ -2013,7 +2013,7 @@
 
     mapping, tmpnodes, created, ntm = processreplacement(state)
     if mapping:
-        for prec, succs in mapping.iteritems():
+        for prec, succs in pycompat.iteritems(mapping):
             if not succs:
                 ui.debug(b'histedit: %s is dropped\n' % node.short(prec))
             else:
@@ -2051,7 +2051,7 @@
     nodechanges = fd(
         {
             hf(oldn): fl([hf(n) for n in newn], name=b'node')
-            for oldn, newn in mapping.iteritems()
+            for oldn, newn in pycompat.iteritems(mapping)
         },
         key=b"oldnode",
         value=b"newnodes",
@@ -2311,7 +2311,7 @@
                     tsum = summary[len(fword) + 1 :].lstrip()
                     # safe but slow: reverse iterate over the actions so we
                     # don't clash on two commits having the same summary
-                    for na, l in reversed(list(newact.iteritems())):
+                    for na, l in reversed(list(pycompat.iteritems(newact))):
                         actx = repo[na.node]
                         asum = _getsummary(actx)
                         if asum == tsum:
@@ -2324,7 +2324,7 @@
 
         # copy over and flatten the new list
         actions = []
-        for na, l in newact.iteritems():
+        for na, l in pycompat.iteritems(newact):
             actions.append(na)
             actions += l