More constraints on linting (surely removed in the future)

apps/registration/apps.py

@@ -1,5 +1,5 @@
 from django.apps import AppConfig
-from django.db.models.signals import pre_save, post_save
+from django.db.models.signals import post_save, pre_save
 
 
 class RegistrationConfig(AppConfig):

apps/registration/forms.py

@@ -1,9 +1,9 @@
+from django import forms
 from django.contrib.auth.forms import UserCreationForm
 from django.contrib.auth.models import User
-from django import forms
 from django.utils.translation import gettext_lazy as _
 
-from .models import StudentRegistration, CoachRegistration, AdminRegistration
+from .models import AdminRegistration, CoachRegistration, StudentRegistration
 
 
 class SignupForm(UserCreationForm):

apps/registration/models.py

@@ -1,3 +1,4 @@
+from corres2math.tokens import email_validation_token
 from django.contrib.sites.models import Site
 from django.db import models
 from django.template import loader
@@ -5,7 +6,6 @@ from django.utils.encoding import force_bytes
 from django.utils.http import urlsafe_base64_encode
 from django.utils.translation import gettext_lazy as _
 from polymorphic.models import PolymorphicModel
-from corres2math.tokens import email_validation_token
 
 
 class Registration(PolymorphicModel):

apps/registration/urls.py

@@ -1,6 +1,6 @@
 from django.urls import path
 
-from .views import SignupView, UserValidationEmailSentView, UserResendValidationEmailView, UserValidateView
+from .views import SignupView, UserResendValidationEmailView, UserValidateView, UserValidationEmailSentView
 
 app_name = "registration"
 

apps/registration/views.py

@@ -1,16 +1,16 @@
+from corres2math.tokens import email_validation_token
 from django.conf import settings
 from django.contrib.auth.mixins import LoginRequiredMixin
 from django.contrib.auth.models import User
 from django.core.exceptions import ValidationError
 from django.db import transaction
-from django.shortcuts import resolve_url, redirect
+from django.shortcuts import redirect, resolve_url
 from django.urls import reverse_lazy
 from django.utils.http import urlsafe_base64_decode
 from django.utils.translation import gettext_lazy as _
-from django.views.generic import CreateView, TemplateView, DetailView
-from corres2math.tokens import email_validation_token
+from django.views.generic import CreateView, DetailView, TemplateView
 
-from .forms import SignupForm, StudentRegistrationForm, CoachRegistrationForm
+from .forms import CoachRegistrationForm, SignupForm, StudentRegistrationForm
 
 
 class SignupView(CreateView):