From 692022e3b3eb682255db69a49538b56e792bbcae Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 12 Jan 2017 09:33:19 +0530
Subject: [PATCH] E-book Edit: Fix importing DOCX file as new book not setting
 the version attribute in the OPF

---
 src/calibre/ebooks/metadata/opf2.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/calibre/ebooks/metadata/opf2.py b/src/calibre/ebooks/metadata/opf2.py
index e8fc502622..50e3b35091 100644
--- a/src/calibre/ebooks/metadata/opf2.py
+++ b/src/calibre/ebooks/metadata/opf2.py
@@ -37,6 +37,8 @@ class PrettyPrint(object):
     def __exit__(self, *args):
         global pretty_print_opf
         pretty_print_opf = False
+
+
 pretty_print = PrettyPrint()
 
 
@@ -1570,6 +1572,7 @@ class OPFCreator(Metadata):
                 guide
         )
         root.set('unique-identifier', __appname__+'_id')
+        root.set('version', '2.0')
         raw = etree.tostring(root, pretty_print=True, xml_declaration=True,
                 encoding=encoding)
         raw = raw.replace(DNS, OPF2_NS)
@@ -1835,6 +1838,7 @@ def test_user_metadata():
     assert um == opf2._user_metadata_
     print opf.render()
 
+
 if __name__ == '__main__':
     # test_user_metadata()
     test_m2o()