old_contents: from django.conf.urls import url
  from . import views
  
  urlpatterns = [
      url(r'^$', views.index, name="index"),      # initial request for page
      url(r'signin/$', views.signin, name='signin'),
      url(r'create_user/(?P<user_id>[0-9]+)/(?P<user_class>([a-z])+)$', views.create_new_user, name='timetable'),
      url(r'timetable/(?P<user_id>[0-9]+)$', views.get_timetable_dummy, name='timetable'),
      url(r'notes/(?P<user_id>[0-9]+)$', views.get_notes, name='notes'),
      url(r'subject_data/(?P<user_id>[0-9]+)$', views.get_sub_data_dummy, name='subject_data'),
      url(r'events/(?P<user_id>[0-9]+)$', views.get_events_dummy, name='events'),
      url(r'track_data/$', views.get_track_data, name='events'),
      url(r'calendar/(?P<user_id>[0-9]+)$', views.get_cal_data_dummy, name='events'),
      url(r'subject_attendence/(?P<user_id>[0-9]+)$', views.get_attendence, name='get_attendence'),
      url(r'create_user/$', views.create_new_user, name='new_user'),
      url(r'update_attendence/$', views.update_attendence, name='update_attendence'),
      url(r'get_track_data/$', views.get_track_data, name='get_track_data'),
      url(r'set_track_data/$', views.set_track_data, name='set_track_data'),
  ]
  
new_contents: from django.conf.urls import url
  from . import views
  
  urlpatterns = [
      url(r'^$', views.index, name="index"),      # initial request for page
      url(r'^signin/$', views.signin, name='signin'),
      url(r'^create_user/(?P<user_id>[0-9]+)/(?P<user_class>([a-z])+)$', views.create_new_user, name='timetable'),
      url(r'^timetable/(?P<user_id>[0-9]+)$', views.get_timetable_dummy, name='timetable'),
      url(r'^notes/(?P<user_id>[0-9]+)$', views.get_notes, name='notes'),
      url(r'^subject_data/(?P<user_id>[0-9]+)$', views.get_sub_data_dummy, name='subject_data'),
      url(r'^events/(?P<user_id>[0-9]+)$', views.get_events_dummy, name='events'),
      url(r'^track_data/$', views.get_track_data, name='events'),
      url(r'^calendar/(?P<user_id>[0-9]+)$', views.get_cal_data_dummy, name='events'),
      url(r'^subject_attendence/(?P<user_id>[0-9]+)$', views.get_attendence, name='get_attendence'),
      url(r'^create_user/$', views.create_new_user, name='new_user'),
      url(r'^update_attendence/$', views.update_attendence, name='update_attendence'),
      url(r'^set_track_data/$', views.set_track_data, name='set_track_data'),
  ]
  
subject: fix urls