added rabbitmq helpers and setup command

rmq_helper/extension.py

@@ -0,0 +1,25 @@
+from functools import wraps
+
+import pika
+
+from .settings import RABBITMQ_HOST
+
+
+def with_pika_channel(f):
+    @wraps(f)
+    def wrapper(*args, **kwargs):
+        # if we are already passing channel, just reuse it
+        if 'channel' in kwargs:
+            return f(*args, **kwargs)
+
+        # otherwise set up a new connection and channel to wrap our code with
+        connection = pika.BlockingConnection(
+            pika.ConnectionParameters(host=RABBITMQ_HOST))
+        channel = connection.channel()
+
+        ret = f(*args, **kwargs, channel=channel)
+
+        channel.close()
+        return ret
+
+    return wrapper