diff --git a/colloscope/models.py b/colloscope/models.py
index f0aaffb..334ca9e 100644
--- a/colloscope/models.py
+++ b/colloscope/models.py
@@ -35,9 +35,9 @@ class Classe(models.Model):
         Renvoie un numéro non spécifiée si le jour est pendant une période de vacances
         """
 
-        zone = self.classe.lycee.vacances
+        zone = self.lycee.vacances
         vacances = calendrier[zone]
-        jour0 = self.classe.jour_zero
+        jour0 = self.jour_zero
 
         n = 1 + ((jour - jour0).days)//7
         for debut, fin in vacances:
@@ -67,9 +67,9 @@ class Classe(models.Model):
         - Le date du lundi de la semaine n
         """
         
-        zone = self.classe.lycee.vacances
+        zone = self.lycee.vacances
         vacances = calendrier[zone]
-        jour0 = self.classe.jour_zero
+        jour0 = self.jour_zero
 
         jour = jour0 + (n-1) * timedelta(weeks=1)
         
diff --git a/colloscope/pdfexport.py b/colloscope/pdfexport.py
index 7a1db25..340c8dc 100644
--- a/colloscope/pdfexport.py
+++ b/colloscope/pdfexport.py
@@ -108,7 +108,7 @@ class PDF(FPDF):
 
     def table_colloscope(self, periode, heading=True, est_colle=True):
         semaines = periode.range_semaines()
-        lundis = [ periode.date_debut_sem(n) for n in semaines ]
+        lundis = [ periode.classe.date_debut_sem(n) for n in semaines ]
         creneaux = Creneau.objects.filter(periode=periode, est_colle=est_colle)
         jours = ["dimanche", "lundi", "mardi", "mercredi", "jeudi", "vendredi", "samedi"]
         
@@ -182,11 +182,13 @@ def generate(periode):
 
     pdf.output("test.pdf")
 
+    return pdf
+
 def main():
     classe = Classe.objects.get(id=1)
     periode = Periode.objects.get(classe=classe, libelle="Semestre 5/2")
 
-    generate(periode)
+    return generate(periode)
 
 if __name__ == "__main__":
     main()
diff --git a/colloscope/urls.py b/colloscope/urls.py
index 344f355..6361cc9 100644
--- a/colloscope/urls.py
+++ b/colloscope/urls.py
@@ -2,5 +2,6 @@ from django.urls import path
 from . import views
 
 urlpatterns = [
-    path("colloscope/", views.colloscope, name="colloscope"),
+    path("", views.colloscope, name="colloscope"),
+    path("export", views.export, name="export"),
 ]
diff --git a/colloscope/views.py b/colloscope/views.py
index ca03278..43ac19e 100644
--- a/colloscope/views.py
+++ b/colloscope/views.py
@@ -1,6 +1,14 @@
 from django.http import HttpResponse
 from django.template import loader
+from colloscope.pdfexport import main # /!\ temporaire
 
 def colloscope(request):
     template = loader.get_template("colloscope.html")
     return HttpResponse(template.render())
+
+def export(request):
+    return HttpResponse(bytes(main().output()), content_type="application/pdf")
+
+def data_dump(request):
+    template = loader.get_template("data_dump.html")
+    return HttpResponse(template.render())
diff --git a/kholles_web/urls.py b/kholles_web/urls.py
index 0b2d6a4..166821d 100644
--- a/kholles_web/urls.py
+++ b/kholles_web/urls.py
@@ -18,6 +18,6 @@ from django.contrib import admin
 from django.urls import include, path
 
 urlpatterns = [
-    path('', include('colloscope.urls')),
+    path('colloscope/', include('colloscope.urls')),
     path('admin/', admin.site.urls),
 ]