new: python3 support.
new: python3 support.

sampathinturi/shyaml,trcook/shyaml,orangesignal/shyaml,trcook/shyaml,beni55/shyaml,0k/shyaml,beni55/shyaml,alexlance/shyaml,orangesignal/shyaml,0k/shyaml,sampathinturi/shyaml,alexlance/shyaml