def login(request):
    if request.method == 'POST':
        name = request.POST.get('first_name')
        password = request.POST.get('password')
        username = ????????
        user = authenticate(username=username, password=password)
        if user:
            if user.is_active and has_role(user,Banker):
                auth_login(request,user)
                return HttpResponseRedirect(reverse('business:dashboard'))
            else:
                messages.error(request,"Your account is not active")
                return render(request,'accounts/bank_login.html')
        else:
            messages.error(request,"Invalid Username or Password")
            return render(request,'accounts/bank_login.html')
    else:
        if request.user.is_authenticated:
            return HttpResponseRedirect(reverse('business:dashboard'))
        else:
            return render(request,'accounts/bank_login.html')

from django.db import models
from django.contrib import auth

# Create your models here.
class User(auth.models.User,auth.models.PermissionsMixin):

    def __str__(self):
        return self.user.username