Views.py:
from django.shortcuts import get_object_or_404, render
from django.http import HttpResponseRedirect
from django.urls import reverse
from django.views import generic
from . models import Choice, Question
class IndexView(generic.ListView):
template_name = 'polls/index.html'
context_object_name = 'latest_question_list'
def get_queryset(self):
"""Return the last five published questions."""
return Question.objects.order_by('-pub_date')[:5]
class DetailView(generic.DetailView):
model = Question
template_name = 'polls/detail.html'
class ResultsView(generic.DetailView):
model = Question
template_name = 'polls/results.html'
def vote(request, question_id):
... # Same as above, no changes needed.
question = get_object_or_404(Question, pk=question_id)
try:
selected_choice = question.choice_set.get(pk=request.POST['choice'])
except (KeyError, Choice.DoesNotExist):
# Redisplay the question voting form.
return render(request, 'polls/detail.html', {
'question': question,
'error_message': "You didn't select a choice.",
})
else:
selected_choice.votes += 1
selected_choice.save()
# Always return an HttpResponseRedirect after successfully dealing
# with POST data. This prevents data from being posted twice if a
# user hits the Back button.
return HttpResponseRedirect(reverse('polls:results',
args=(question.id,)))
Exceptions:
Unhandled exception in thread started by <function
check_errors.<locals>.wrapper at 0x00000261B72329D8>
Traceback (most recent call last):
File "c:\python36\lib\site-packages\django\utils\autoreload.py", line
225, in wrapper
fn(*args, **kwargs)
File
"c:\python36\lib\site-packages\django\core\management\commands\runserver.py",
line 121, in inner_run
self.check(display_num_errors=True)
File "c:\python36\lib\site-packages\django\core\management\base.py", line
364, in check
include_deployment_checks=include_deployment_checks,
File "c:\python36\lib\site-packages\django\core\management\base.py", line
351, in _run_checks
return checks.run_checks(**kwargs)
File "c:\python36\lib\site-packages\django\core\checks\registry.py", line
73, in run_checks
new_errors = check(app_configs=app_configs)
File "c:\python36\lib\site-packages\django\core\checks\urls.py", line 40,
in check_url_namespaces_unique
all_namespaces = _load_all_namespaces(resolver)
File "c:\python36\lib\site-packages\django\core\checks\urls.py", line 57,
in _load_all_namespaces
url_patterns = getattr(resolver, 'url_patterns', [])
File "c:\python36\lib\site-packages\django\utils\functional.py", line 36,
in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "c:\python36\lib\site-packages\django\urls\resolvers.py", line 536,
in url_patterns
patterns = getattr(self.urlconf_module, "urlpatterns",
self.urlconf_module)
File "c:\python36\lib\site-packages\django\utils\functional.py", line 36,
in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "c:\python36\lib\site-packages\django\urls\resolvers.py", line 529,
in urlconf_module
return import_module(self.urlconf_name)
File "c:\python36\lib\importlib\__init__.py", line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 978, in _gcd_import
File "<frozen importlib._bootstrap>", line 961, in _find_and_load
File "<frozen importlib._bootstrap>", line 950, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 655, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 678, in exec_module
File "<frozen importlib._bootstrap>", line 205, in
_call_with_frames_removed
File "C:\Users\AVITABAYAN\mysite\mysite\urls.py", line 5, in <module>
path('', include('polls.urls')),
File "c:\python36\lib\site-packages\django\urls\conf.py", line 34, in
include
urlconf_module = import_module(urlconf_module)
File "c:\python36\lib\importlib\__init__.py", line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 978, in _gcd_import
File "<frozen importlib._bootstrap>", line 961, in _find_and_load
File "<frozen importlib._bootstrap>", line 950, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 655, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 678, in exec_module
File "<frozen importlib._bootstrap>", line 205, in
_call_with_frames_removed
File "C:\Users\AVITABAYAN\mysite\polls\urls.py", line 3, in <module>
from . import views
File "C:\Users\AVITABAYAN\mysite\polls\views.py", line 31
try:
^
IndentationError: unindent does not match any outer indentation level
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