sphinx 1.7.0 compatibility

ajdavis · ajdavis · commit ae6504256715 · 2018-04-09T15:29:26.000-04:00
diff --git a/doc/taglist.py b/doc/taglist.py
@@ -25,7 +25,10 @@
 
 from docutils import nodes, utils
 from sphinx.environment import NoUri
-from sphinx.util.compat import Directive
+try:
+    from sphinx.util.compat import Directive
+except ImportError:
+    from docutils.parsers.rst import Directive
 
 
 def get_tags(s):
