url(r'^$', views.IndexView.as_view(), name='index'),
url(r'^sign_up/$', views.UserFormView.as_view(), name='sign_up'),
url(r'^(?P<pk>[0-9]+)/$', views.DetailView.as_view(), name='detail'),
url(r'^album/add/$', views.AlbumCreate.as_view(), name='album-add'),
url(r'^(?P<pk>[0-9]+)/$', views.AlbumUpdate.as_view(), name='album-update'),
url(r'^(?P<pk>[0-9]+)/delete/$', views.AlbumDelete.as_view(), name='album-delete'),
url(r'^login/$', views.Login.as_view(), name='login'),

from django.views.generic.edit import CreateView,UpdateView,DeleteView

def get_queryset(self):
    return Album.objects.all()

def get(self, request):
    form = self.form_class(None)
    return render(request, self.template_name, {'form':form})

def post(self,request):
    form = self.form_class (request.POST)

    if form.is_valid():

        user= form.save(commit=False)

        username = form.cleaned_data['username']
        password = form.cleaned_data['password']
        user.set_password(password)
        user.save()

        user = authenticate(username=username,password=password)

        if user is not None:
            if user.is_active:
                login(request, user)
                return redirect('music:index')
    return render (request, self.template_name, {'form': form})

def get(self, request):
    form = self.form_class(None)
    return render(request, self.template_name, {'form':form})

def post(self, request):
    form = self.form_class (request.POST)

    if form.is_valid():
        user = form.save (commit=False)
        user.save ()
        username = ['username']
        password = ['password']
        user = authenticate(username=username,password=password)

        if user is not None:
            if user.is_active:
                login(request, user)
                return redirect('music:index')
    return render (request, self.template_name, {'form': form}

{% for field in form %}
<div class="form-group">
    <div class="col-sm-offset-2 col-sm-10">
        <span class="text-danger small">{{ field.error }}</span>
    </div>
    <label class="control-label col-sm-2">{{ field.label_tag }}</label>
    <div class="col-sm-10">{{ field }}</div>
</div>

from django.contrib.auth.models import User

class Meta:
    model = User
    fields = ['username','email','password']