Memory leak due to reference cycles

[GoogleCodeExporter]

> Which version of amqplib are you using?
0.6

> Which broker are you using (RabbitMQ?) which version?
RabbitMQ

> Which version of Python?
2.5.4

> What steps will reproduce the problem?

1. Make a connection to the broker
2. Request a channel
3. Do something e.g. publish message
4. close channel
5. close connection
6. Repeat #1

> What is the expected output? What do you see instead?

The process memory keeps growing.

> Please provide any additional information below.

The problem has been described by someone at LShift:

  http://www.lshift.net/blog/2008/11/14/tracing-python-memory-leaks

Doing the following fixes the leak
>>> del channel.callbacks
>>> del connection.channels
>>> del connection.connection

Original issue reported on code.google.com by dre...@gmail.com on 14 Sep 2009 at 11:30

[GoogleCodeExporter]

Please try the current version, 0.6.1, which includes at least two fixes for 
problems
relating to garbage collection.  You can download it from the frontpage, or 
this link

http://py-amqplib.googlecode.com/files/amqplib-0.6.1.tgz

Original comment by barry.pe...@gmail.com on 14 Sep 2009 at 3:20

• Changed state: Fixed

[GoogleCodeExporter]

Nice! Thanks Barry. I should've read the hg commit logs.

Original comment by dre...@gmail.com on 14 Sep 2009 at 3:26