update integer types for python 3
update integer types for python 3

Lucsanszky/gym-http-api,Lucsanszky/gym-http-api,Lucsanszky/gym-http-api,Lucsanszky/gym-http-api,Lucsanszky/gym-http-api,Lucsanszky/gym-http-api,Lucsanszky/gym-http-api,Lucsanszky/gym-http-api,Lucsanszky/gym-http-api