Django Valueerror: No Route Found For Path 'ws/chat//'

I'm working on making a simple chat app using this tutorial from youtube (github link here: LINK). One potential issue is that the tutorial uses 2.x version of django but i have 3.

Solution 1:

Answer : When i changed views.py to this, it worked:

@login_required
def room(request, room_name):
    print('~~~DEBUG~~~')
    return render(request, 'chat/room.html', {
        'room_name': room_name