fix metclass __new__ setting attributes too early
fix metclass __new__ setting attributes too early
jonathanverner/brython,brython-dev/brython,jonathanverner/brython,brython-dev/brython,Hasimir/brython,Hasimir/brython,kikocorreoso/brython,jonathanverner/brython,Hasimir/brython,brython-dev/brython,Hasimir/brython,kikocorreoso/brython,jonathanverner/brython,kikocorreoso/brython