From 1eff338534652e76d57f7ce61cc4ce1870efb60b 2012-08-01 00:03:34
From: Bradley M. Froehle <brad.froehle@gmail.com>
Date: 2012-08-01 00:03:34
Subject: [PATCH] Use `io.open` ensure the file is read as UTF-8.

---

diff --git a/IPython/extensions/cythonmagic.py b/IPython/extensions/cythonmagic.py
index 9a707a0..edb2e03 100644
--- a/IPython/extensions/cythonmagic.py
+++ b/IPython/extensions/cythonmagic.py
@@ -193,7 +193,8 @@ class CythonMagics(Magics):
         self._import_all(module)
 
         if args.annotate:
-            with open(os.path.join(lib_dir, module_name + '.html')) as f:
+            html_file = os.path.join(lib_dir, module_name + '.html')
+            with io.open(html_file, encoding='utf-8') as f:
                 annotated_html = f.read()
             return display.HTML(annotated_html)