Some time ago' I wrote an article about how to implement django forms with bootstrap 3 modals. It turned out to be a quite interesting theme since many people surfed and read that page. So now I'll refresh these concepts changing them a bit, in fact we'll see how to implement django forms with bootstrap 4-alpha modals.
Some preliminary stuff.
I'm almost bored with overwriting the model form class of my generic view in order to add bootstrap classes to form fields, so I'll use django-widget-tweaks. Let's install it:
(.virtualenv)$ pip install django-widget-tweaks
widget_tweaks to your installed apps ...