403             if not data:

   403             if not data:

   404                 break

   404                 break

   405             if n == 0 and self.inlinedata():

   405             if n == 0 and self.inlinedata():

   406                 # cache the first chunk

   406                 # cache the first chunk

   407                 self.chunkcache = (0, data)

   407                 self.chunkcache = (0, data)

   408             off = 0

   411             off = 0

   409             l = len(data)

   412             l = len(data)

   410             while off < l:

   413             while off < l:

   411                 if l - off < s:

   414                 if l - off < s:

   412                     leftover = data[off:]

   415                     leftover = data[off:]

   413                     break

   416                     break

   421                 e = struct.unpack(self.indexformat, cur)

   419                 e = struct.unpack(self.indexformat, cur)

   422                 self.index.append(e)

   420                 self.index.append(e)

   423                 self.nodemap[e[-1]] = n

   421                 self.nodemap[e[-1]] = n

   424                 n += 1

   422                 n += 1

   425                 if inline:

   423                 if inline: