updated

app/polls/urls.py

@@ -1,6 +1,6 @@
 from django.urls import path
 
-from . import views 
+from . import views
 
 urlpatterns = [
     # ex: /polls/

app/polls/views.py

@@ -1,6 +1,7 @@
 from django.http import HttpResponse
+
 from .models import Question
- 
+
 
 def index(request):
     latest_question_list = Question.objects.order_by('-pub_date')[:5]
@@ -15,5 +16,4 @@ def results(request, question_id):
     return HttpResponse(response % question_id)
 
 def vote(request, question_id):
-    return HttpResponse("You're voting on question %s." % question_id)
-
+    return HttpResponse("You're voting on question %s." % question_id)