diff --git a/gestioncof/csv_views.py b/gestioncof/csv_views.py
index 2b66d495..3c163091 100644
--- a/gestioncof/csv_views.py
+++ b/gestioncof/csv_views.py
@@ -37,6 +37,15 @@ def export(qs, fields=None):
 def admin_list_export(
     request, model_name, app_label, queryset=None, fields=None, list_display=True
 ):
+    """
+    Put the following line in your urls.py BEFORE your admin include:
+
+    path(
+        "admin/<slug:app_label>/<slug:model_name>/csv/",
+        csv_views.admin_list_export,
+        {"fields": ["username"]},
+    ),
+    """
     if not request.user.is_staff:
         return HttpResponseForbidden()
     if not queryset:
diff --git a/gestioncof/urls.py b/gestioncof/urls.py
index e35f9c32..6a07eac9 100644
--- a/gestioncof/urls.py
+++ b/gestioncof/urls.py
@@ -15,7 +15,6 @@ export_patterns = [
         name="cof.mega_export_participants",
     ),
     path("mega/orgas", views.export_mega_orgas, name="cof.mega_export_orgas"),
-    # path(r'^mega/(?P<type>.+)$', views.export_mega_bytype),
     path("mega", views.export_mega, name="cof.mega_export"),
 ]
 
diff --git a/kfet/converters.py b/kfet/converters.py
index 4b0842fe..94400587 100644
--- a/kfet/converters.py
+++ b/kfet/converters.py
@@ -1,3 +1,10 @@
+"""
+Les converters sont la méthode "clean" de faire les regex custom dans des URLs django.
+Plus d'info dans la doc :
+https://docs.djangoproject.com/en/2.2/topics/http/urls/#registering-custom-path-converters
+"""
+
+
 class TrigrammeConverter:
     regex = ".{3}"