Update checklist.md

checklist.md

@@ -27,6 +27,26 @@ When you visit the page for the first time there should be: `You have visited th
 
 4. Make sure you use 2 whitespaces indentations in your `.html` files.
 
+## Code style
+
+Use `-` to split words in URL identification parameter `name`, not the `_`.
+
+Good example:
+
+```python
+urlpatterns = [
+    path("buses/", BusListView.as_view(), name="bus-list"),
+]
+ ```
+
+Bad example:
+
+```python
+urlpatterns = [
+    path("buses/", BusListView.as_view(), name="bus_list"),
+]
+ ```
+
 ## Clean Code
 Add comments, prints, and functions to check your solution when you write your code. 
 Don't forget to delete them when you are ready to commit and push your code.