make all forms/views compatible with django 1.8 (#15731)

passerelle_montpellier_encombrants/forms.py

@@ -80,6 +80,12 @@ class EncombrantsManagementUpdateForm(EncombrantsManagementForm):
         exclude = ('users',)
 
 
+class NoStreetsCommuneForm(forms.ModelForm):
+    class Meta:
+        model = Commune
+        exclude = ('streets',)
+
+
 class CommuneForm(forms.ModelForm):
     streets = forms.CharField(widget=forms.Textarea(attrs={'cols': 25, 'rows': 10}),
                     help_text=_('one street by line'),

passerelle_montpellier_encombrants/views.py

@@ -26,8 +26,8 @@ from django.db import transaction
 from passerelle import utils as passerelle_utils
 
 from .models import EncombrantsManagement, Sector, Commune, CollectDay, Street
-from .forms import EncombrantsManagementForm, EncombrantsManagementUpdateForm, CommuneForm, StreetsForm
-from .forms import EncombrantsManagementForm, EncombrantsManagementUpdateForm, CommuneForm
+from .forms import (EncombrantsManagementForm, EncombrantsManagementUpdateForm, CommuneForm,
+        StreetsForm, NoStreetsCommuneForm)
 from .forms import SectorForm
 from .utils import prefix_cleanup, get_sector
 
@@ -115,6 +115,7 @@ class CommuneView(DetailView):
 
 class CommuneUpdateView(UpdateView):
     model = Commune
+    form_class = NoStreetsCommuneForm
     template_name = 'passerelle/manage/service_form.html'
     success_url = reverse_lazy('montpellier-encombrants-commune-listing')
 
@@ -138,6 +139,7 @@ class CollectDayCreateView(CreateView):
     model = CollectDay
     template_name = 'passerelle/manage/service_form.html'
     success_url = reverse_lazy('montpellier-encombrants-collectday-listing')
+    fields = '__all__'
 
 
 class CollectDayDeleteView(DeleteView):