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-rw-r--r--synapse/util/async_helpers.py4
1 files changed, 1 insertions, 3 deletions
diff --git a/synapse/util/async_helpers.py b/synapse/util/async_helpers.py
index f7af2bca7f..65abf0846e 100644
--- a/synapse/util/async_helpers.py
+++ b/synapse/util/async_helpers.py
@@ -19,8 +19,6 @@ import logging
 from contextlib import contextmanager
 from typing import Dict, Sequence, Set, Union
 
-from six.moves import range
-
 import attr
 
 from twisted.internet import defer
@@ -95,7 +93,7 @@ class ObservableDeferred(object):
 
         This returns a brand new deferred that is resolved when the underlying
         deferred is resolved. Interacting with the returned deferred does not
-        effect the underdlying deferred.
+        effect the underlying deferred.
         """
         if not self._result:
             d = defer.Deferred()