1. Code of SteelPart Ijohnxu09/12/2014

2. previously if else or and for while commit log magic number 3. previously top level of function default arguments exceptions get & or 4. class context constant operations self/cls context __class__ 5. closure context lru cache keys 6. closure inside of function locals & globals func code exec/compile 7. I've done the best! harryxiong 8. There always be a better way.If not, I can make one. johnxu 9. Thank you. first commit 10. Thank you! 11. Q & A