diff --git a/example.py b/example.py
deleted file mode 100644
index a201782..0000000
--- a/example.py
+++ /dev/null
@@ -1,10 +0,0 @@
-from flake8 import _trie as trie
-
-
-tree = trie.Trie()
-for i in range(5):
-    tree.add('E103', 'E103-listener-{0}'.format(i))
-    j = i + 1
-    tree.add('E1{0}3'.format(j), 'E1{0}3-listener'.format(j))
-for i in range(10):
-    tree.add('W1{0:02d}'.format(i), 'W1{0:02d}-listener'.format(i))