Added imports

Author: SilkeSchomann

docs/source/conf.py

@@ -11,8 +11,8 @@
 #
 # All configuration values have a default; values that are commented out
 # serve to show the default.
-# import os
-# import sys
+import os
+import sys
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the