style

docs/conf.py

@@ -12,11 +12,15 @@
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 #
-# import os
+import os
 # import sys
 # sys.path.insert(0, os.path.abspath('.'))
 import sphinx_rtd_theme
 
+on_rtd = os.environ.get('READTHEDOCS') == 'True'
+nitpicky = True
+needs_sphinx = '2.0'
+
 # -- Project information -----------------------------------------------------
 
 project = 'WashU Epigenome Browser'