Log Message:
py-amqp: updated to 2.3.2

2.3.1
- Fix a regression that occurs when running amqp under Python 2.7.

2.3.2
- Fix a regression that occurs when running amqp under Python 2.7 on OSX.
  TCP_USER_TIMEOUT is not available when running on OSX.
  We now remove it from the set of known TCP options.