python-ryu 3.19-1 (amd64 binary) in ubuntu wily

 Ryu is a component-based software defined networking framework.
 Ryu provides software components with well defined API that make
 it easy for developers to create new network management and control
 applications. Ryu supports various protocols for managing network
 devices, such as OpenFlow, Netconf, OF-config, etc. About OpenFlow,
 Ryu supports fully 1.0, 1.2, 1.3, 1.4 and Nicira Extensions.
 .
 This package provides the Python library.