Merge pull request #1 from MiddleFork/MiddleFork-patch-1

import 'escape' from html, not from cgi

Author: MiddleFork

nbviewer/providers/base.py

@@ -12,7 +12,7 @@
 import statsd
 import asyncio
 
-from cgi import escape
+from html import escape
 from contextlib import contextmanager
 from datetime import datetime