doc: set version

nschloe · nschloe · commit 41d2d6890a60 · 2019-08-05T09:34:19.000+02:00
diff --git a/doc/conf.py b/doc/conf.py
@@ -31,6 +31,9 @@
 # The full version, including alpha/beta/rc tags.
 release = about["__version__"]
 
+# WARNING: conf value "version" should not be empty for EPUB3
+version = about["__version__"]
+
 # for sphinx 1.*
 master_doc = "index"
 
