remove the list_of_lists

network_inventory/inventory/templates/inventory/list_of_lists.html

@@ -1,15 +0,0 @@
-{% extends "inventory/base.html" %}
-{% block section_title %}List of Lists{% endblock %}
-{% block content %}
-<table class="sortable">
-    <tr>
-        <th>Lists</th>
-    </tr>
-    <tr>
-        <td><a href="{% url 'computers' customer_id %}">Computers</a></td>
-    </tr>
-    <tr>
-        <td><a href="{% url 'devices' customer_id %}">Devices</a></td>
-    </tr>
-</table>
-{% endblock %}

network_inventory/inventory/urls.py

@@ -13,6 +13,4 @@ urlpatterns = [
          name='computer'),
     path('devices/<int:customer_id>', views.DeviceListView.as_view(),
          name='devices'),
-    path('customer/<int:customer_id>/lists/', views.list_of_lists,
-         name='lists'),
  ]

network_inventory/inventory/views.py

@@ -28,11 +28,6 @@ def computer_detail_view(request, computer_id):
                    'cpu_list': cpu_list})
 
 
-def list_of_lists(request, customer_id):
-    return render(request, 'inventory/list_of_lists.html',
-                  {'customer_id': customer_id})
-
-
 class CustomerDetailView(DetailView):
     model = Customer
     template_name = 'inventory/customer_details.html'