fixing tree

Author: mounica3003

docs/conf.py

@@ -125,7 +125,11 @@
 # further.  For a list of options available for each theme, see the
 # documentation.
 #
-# html_theme_options = {}
+html_theme_options = { 
+    "collapse_navigation": False,  # keep the tree expanded (optional)
+    "navigation_depth": 4,         # how deep the *page* tree goes
+    "titles_only": True,
+    }
 
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,