ishow only download sets with more images wq

gui/video/views.py

@@ -94,7 +94,8 @@ def download(request):
     l=[]
     img_collections  = ImageCollection.objects.all().filter(downloadable=True).order_by('-started_at')
     for col in img_collections:
-        l.append(mk_download_title(col))
+        if col.nb_images > 0:
+            l.append(mk_download_title(col))
     context = {"state_list": l}
     return render(request, 'download.html', context)