Update conf.py

doc/conf.py

@@ -46,7 +46,7 @@ extensions = [
 templates_path = ['_templates']
 
 # The master toctree document.
-#master_doc = 'index'
+master_doc = 'index'
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.