115     lookup = lambda x: "%020d" % r1.linkrev(r1.rev(x))

   115     lookup = lambda x: "%020d" % r1.linkrev(r1.rev(x))

   116     unlookup = lambda x: int(x, 10)

   116     unlookup = lambda x: int(x, 10)

   117 

   117 

   118     try:

   118     try:

   119         group = util.chunkbuffer(r1.group(order, lookup, progress))

   119         group = util.chunkbuffer(r1.group(order, lookup, progress))

   120         r2.addgroup(group, unlookup, tr)

   121         r2.addgroup(group, unlookup, tr)

   121     finally:

   122     finally:

   122         ui.progress(_('writing'), None)

   123         ui.progress(_('writing'), None)

   123 

   124 

   124 def report(ui, r1, r2):

   125 def report(ui, r1, r2):