X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/0d32008f4ab55669ec5eb13ed1af3c2741092ef5..3204e4303148302d278036eebcfc8cb105cc97d7:/src/catalogue/ebook_utils.py?ds=sidebyside

diff --git a/src/catalogue/ebook_utils.py b/src/catalogue/ebook_utils.py
index dae2e769..a61d18fb 100644
--- a/src/catalogue/ebook_utils.py
+++ b/src/catalogue/ebook_utils.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-from StringIO import StringIO
+from io import BytesIO
 from catalogue.models import Book
 from librarian import DocProvider
 from django.http import HttpResponse
@@ -12,7 +12,7 @@ class RedakcjaDocProvider(DocProvider):
         self.publishable = publishable
 
     def by_slug(self, slug):
-        return StringIO(Book.objects.get(dc_slug=slug
+        return BytesIO(Book.objects.get(dc_slug=slug
                     ).materialize(publishable=self.publishable
                     ).encode('utf-8'))