1 files changed, 40 insertions, 0 deletions
diff --git a/qpid/python/qpid/messaging/constants.py b/qpid/python/qpid/messaging/constants.py
new file mode 100644
index 0000000000..f230c4def8
--- /dev/null
+++ b/qpid/python/qpid/messaging/constants.py
@@ -0,0 +1,40 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+__SELF__ = object()
+
+class Constant:
+
+  def __init__(self, name, value=__SELF__):
+    self.name = name
+    if value is __SELF__:
+      self.value = self
+    else:
+      self.value = value
+
+  def __repr__(self):
+    return self.name
+
+AMQP_PORT = 5672
+AMQPS_PORT = 5671
+
+UNLIMITED = Constant("UNLIMITED", 0xFFFFFFFFL)
+
+REJECTED = Constant("REJECTED")
+RELEASED = Constant("RELEASED")