Bugfix: Make sure cmath functions throw for bad arguments
Bugfix: Make sure cmath functions throw for bad arguments

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