python-autobahn 17.10.1+dfsg1-2 (s390x binary) in ubuntu cosmic

 Autobahn|Python is a networking library that is part of the Autobahn project
 and provides implementations of:
  * The WebSocket Protocol
  * The Web Application Messaging Protocol (WAMP)
 for Twisted and asyncio, on Python 2 & 3 and for writing servers and clients.
 .
 WebSocket allows bidirectional real-time messaging on the Web and WAMP adds
 asynchronous Remote Procedure Calls and Publish & Subscribe on top of
 WebSocket.
 .
 This package contains the Python 2.x module.