X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/12b5230d8fdb3ad995e867fb5d58a69e8a627e68..b63b804c605433dde83600f6e6906a19bc8141b0:/librarian/embeds/mathml.py

diff --git a/librarian/embeds/mathml.py b/librarian/embeds/mathml.py
index dd78f05..bd58baf 100644
--- a/librarian/embeds/mathml.py
+++ b/librarian/embeds/mathml.py
@@ -1,5 +1,8 @@
 # -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
 from lxml import etree
+import six
 from librarian import get_resource
 from . import TreeEmbed, create_embed, downgrades_to
 
@@ -9,4 +12,4 @@ class MathML(TreeEmbed):
     def to_latex(self):
         xslt = etree.parse(get_resource('res/embeds/mathml/mathml2latex.xslt'))
         output = self.tree.xslt(xslt)
-        return create_embed('application/x-latex', data=unicode(output))
+        return create_embed('application/x-latex', data=six.text_type(output))