Merge branch 'master' into dinsic

2 files changed, 5 insertions, 1 deletions

diff --git a/synapse/api/constants.py b/synapse/api/constants.py

index 489efb7f86..5baba43966 100644
--- a/synapse/api/constants.py
+++ b/synapse/api/constants.py
@@ -16,6 +16,9 @@
 
 """Contains constants from the specification."""
 
+# the "depth" field on events is limited to 2**63 - 1
+MAX_DEPTH = 2**63 - 1
+
 
 class Membership(object):
 
diff --git a/synapse/api/errors.py b/synapse/api/errors.py

index bee59e80dd..a9ff5576f3 100644
--- a/synapse/api/errors.py
+++ b/synapse/api/errors.py
@@ -18,6 +18,7 @@
 import logging
 
 import simplejson as json
+from six import iteritems
 
 logger = logging.getLogger(__name__)
 
@@ -297,7 +298,7 @@ def cs_error(msg, code=Codes.UNKNOWN, **kwargs):
         A dict representing the error response JSON.
     """
     err = {"error": msg, "errcode": code}
-    for key, value in kwargs.iteritems():
+    for key, value in iteritems(kwargs):
         err[key] = value
     return err