encode.py: fix pyflakes warning

diff --git a/src/allmydata/encode.py b/src/allmydata/encode.py
index 14d1804bed7a1663e316c313a5893f1322a8ecfb..a5200459854705f0bfec9d64eed947f94d6bc9a0 100644 (file)
--- a/src/allmydata/encode.py
+++ b/src/allmydata/encode.py
@@ -3,7 +3,7 @@
 from zope.interface import implements
 from twisted.internet import defer
 from twisted.python import log
-from allmydata.hashtree import HashTree, IncompleteHashTree, \
+from allmydata.hashtree import HashTree, \
      block_hash, thingA_hash, plaintext_hash, crypttext_hash
 from allmydata.Crypto.Cipher import AES
 from allmydata.util import mathutil, bencode