text: from django.conf.urls import url
  from django.urls import path
  from . import views
  
  app_name = 'music'
  
  urlpatterns = [
     url(r'^$', views.index , name = 'index'), 
     url(r'^(?P<album_id>[0-9]+)/', views.details, name = 'details'),     
     url(r'^(?P<album_id>[0-9]+)/favourite/$', views.favourite, name = 'favourite'),
  ]
  