From a8a618c026c6776a7f6376cc1efa10fb2c2047ea Mon Sep 17 00:00:00 2001
From: Arno Schoenmakers <schoenmakers@astron.nl>
Date: Wed, 28 Oct 2015 12:35:45 +0000
Subject: [PATCH] Task #8571: Replaced very modern python expression by more
 obsolete set expression so that primitive machines can handle this

---
 LCS/Messaging/python/messaging/messages.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/LCS/Messaging/python/messaging/messages.py b/LCS/Messaging/python/messaging/messages.py
index 7656a39a6f2..e934e0d2d50 100644
--- a/LCS/Messaging/python/messaging/messages.py
+++ b/LCS/Messaging/python/messaging/messages.py
@@ -47,7 +47,7 @@ def validate_qpid_message(qmsg):
     :raises InvalidMessage: if any of the required properties are missing in
     the Qpid message
     """
-    required_props = {"SystemName", "MessageType", "MessageId"}
+    required_props = set(["SystemName", "MessageType", "MessageId"])
     if not isinstance(qmsg, qpid.messaging.Message):
         raise InvalidMessage(
             "Not a Qpid Message: %r" % type(qmsg)
@@ -208,7 +208,7 @@ class LofarMessage(object):
         """
         return list(
             _QPID_MESSAGE_FIELDS.union(self._qpid_msg.properties) -
-            {'properties'}
+            set(['properties'])
         )
 
     @property
-- 
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