Fix bug in method attributes (__func__, __self__, etc)
Fix bug in method attributes (__func__, __self__, etc)

brython-dev/brython,kikocorreoso/brython,Hasimir/brython,jonathanverner/brython,Hasimir/brython,jonathanverner/brython,Hasimir/brython,jonathanverner/brython,jonathanverner/brython,brython-dev/brython,brython-dev/brython,Hasimir/brython,kikocorreoso/brython,kikocorreoso/brython