old_contents: from django.conf.urls import url
  from django.views.generic import TemplateView
  from django.contrib.auth.decorators import login_required
  
  from . import views
  
  urlpatterns = [
      url(r'^learningcircles/$', views.LearningCircleListView.as_view(), name='api_learningcircles'),
  ]
  
  
new_contents: from django.conf.urls import url
  from django.views.generic import TemplateView
  from django.contrib.auth.decorators import login_required
  
  from . import views
  
  urlpatterns = [
      url(r'^learningcircles/$', views.LearningCircleListView.as_view(), name='api_learningcircles'),
      url(r'^signup/$', views.SignupView.as_view(), name='api_learningcircles_signup')
  ]
  
  
subject: Add URL for signup api endpoint