always delete preview before import

diff --git a/teleforma/management/commands/teleforma-import-seminar-media-update-preview.py b/teleforma/management/commands/teleforma-import-seminar-media-update-preview.py
index c55d33995c551e6743a145959b3ba973b8c4cb6e..bb64af85ea1f95fc0598befc8fcee7c4a17eaf59 100644 (file)
--- a/teleforma/management/commands/teleforma-import-seminar-media-update-preview.py
+++ b/teleforma/management/commands/teleforma-import-seminar-media-update-preview.py
@@ -246,7 +246,7 @@ class Command(BaseCommand):
                                 print(dir)
                                 r_dir = os.sep.join(dir.split(os.sep)[-7:])
                                 files = os.listdir(dir)
-                                if files and seminar.media_preview:
+                                if seminar.media_preview:
                                     seminar.media_preview.delete()
                                 code = item.code + '_preview'
                                 title = item.title + ' (preview)'