We are released ec2-api 1.0.0
It is designed for liberty release.

With source available at:
    http://git.openstack.org/cgit/openstack/ec2-api

With package available at:
    https://pypi.python.org/pypi/ec2-api

Please report issues through launchpad:
    http://bugs.launchpad.net/ec2-api

--
Kind regards,
Andrey Pavlov.