old_contents: from django.conf.urls import url
  from ansible.forms import AnsibleForm1, AnsibleForm2
  from ansible.views import (
      PlaybookWizard, PlaybookListView, PlaybookDetailView,
      PlaybookFileCreateView, PlaybookFileEditView, PlaybookFileView
  )
  from . import views
  
  
  urlpatterns = [
      url(r'^create/$', PlaybookWizard.as_view([AnsibleForm1, AnsibleForm2])),
      url(r'^$', PlaybookListView.as_view(), name='playbook-list'),
      url(r'^(?P<pk>[-\w]+)/$',
          PlaybookDetailView.as_view(), name='playbook-detail'
      ),
      url(r'^(?P<pk>[-\w]+)/new/$',
          PlaybookFileCreateView.as_view(), name='playbook-file-create'
      ),
      url(r'^(?P<pk>[-\w]+)/files/(?P<slug>[\w-]+)$',
          PlaybookFileView.as_view(), name='playbook-file-detail'
      ),
      url(r'^(?P<pk>[-\w]+)/files/(?P<slug>[\w-]+)/edit$',
          PlaybookFileEditView.as_view(), name='playbook-file-edit'
      ),
  ]
  
new_contents: from django.conf.urls import url
  
  from ansible.forms import AnsibleForm1, AnsibleForm2
  from ansible.views import (
      PlaybookWizard, PlaybookListView, PlaybookDetailView,
      PlaybookFileCreateView, PlaybookFileEditView, PlaybookFileView
  )
  
  
  urlpatterns = [
      url(r'^create/$', PlaybookWizard.as_view([AnsibleForm1, AnsibleForm2])),
      url(r'^$', PlaybookListView.as_view(), name='playbook-list'),
      url(r'^(?P<pk>[-\w]+)/$',
          PlaybookDetailView.as_view(), name='playbook-detail'
      ),
      url(r'^(?P<pk>[-\w]+)/new/$',
          PlaybookFileCreateView.as_view(), name='playbook-file-create'
      ),
      url(r'^(?P<pk>[-\w]+)/files/(?P<slug>[\w-]+)$',
          PlaybookFileView.as_view(), name='playbook-file-detail'
      ),
      url(r'^(?P<pk>[-\w]+)/files/(?P<slug>[\w-]+)/edit$',
          PlaybookFileEditView.as_view(), name='playbook-file-edit'
      ),
  ]
  
subject: Use Python PEP8 on Ansible urls.py