Erpnext Easy Installation latest version

Hi did someone on you have trouble installing erpnext since today? im having problems with the bench python3 bench init develop it was been stuck for more than 3 hours already i try to use both ubuntu 16 lts and ubuntu 18 lts but it still giving the same problem. ive been using erpnext for a months already this just happen this morning when i try to make a fresh install. and onething i notice the install.py script downloaded for github suddenly changed and i guess the easy install script was updated. see the screenshot for reference. Thank you