def delete_unused_files(self, delete=True, now=None):
deleted_files = []
for t in self.get_queryset():
if t.must_be_deleted(now):
if delete:
t.delete()
deleted_files.append(Path(t.uploaded_file.name).basename())
temp_path = Path(settings.MEDIA_ROOT).joinpath('temp_uploads')
for f in temp_path.files():
basename = f.basename()
if not self.get_for_file(basename):
if delete:
f.remove()
deleted_files.append(basename)
return deleted_files
