Add some more examples.

1 files changed, 17 insertions, 1 deletions

diff --git a/doc/index.rst b/doc/index.rst
index e8799aa..d924ea4 100644
--- a/doc/index.rst
+++ b/doc/index.rst
@@ -62,11 +62,27 @@ To insert some data into the tree::
     for key in ['abc', 'foo', bar']:
         tree.insert(key, key.upper())
 
-To retrieve data::
+To look up value for one key::
+
+    print tree.lookup('foo')
+
+To look up a range::
 
     for key, value in tree.lookup_range('aaa', 'zzz'):
         print key, value
 
+To remove a key::
+
+    tree.remove('abc')
+    
+To remove a range:
+
+    tree.remove_range('aaa', 'zzz')
+
+You probably don't need to worry about anything else than the
+``Forest`` and ``BTree`` classes, unless you want to provide your
+own ``NodeStore`` instance.
+
 Reference manual
 ================