text: """
  REST framework URL routing classes.
  """
  
  from __future__ import unicode_literals
  
  from rest_framework.routers import DefaultRouter
  from rest_framework.routers import Route
  
  
  class ApiRouter(DefaultRouter):
      """Generate URL patterns for list, detail, and viewset-specific
      HTTP routes.
      """
  
      routes = [
          # List route.
          Route(
              url=r"^{prefix}/?$",
              mapping={
                  'get': 'list',
                  'post': 'create'
              },
              name="{basename}-list",
              initkwargs={'suffix': 'List'}
          ),
          # Detail route.
          Route(
              url=r"^{prefix}/{lookup}/?$",
              mapping={
                  'get': 'retrieve',
                  'put': 'update',
                  'patch': 'partial_update',
                  'delete': 'destroy'
              },
              name="{basename}-detail",
              initkwargs={'suffix': 'Instance'}
          ),
          # Dynamically generated routes, from @action or @link decorators
          # on methods of the viewset.
          Route(
              url=r"^{prefix}/{lookup}/{methodname}/?$",
              mapping={
                  "{httpmethod}": "{methodname}",
              },
              name="{basename}-{methodnamehyphen}",
              initkwargs={}
          ),
      ]
  