diff --git a/.gitignore b/.gitignore
index 4b7e183..fd4245e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,4 +10,5 @@ dataframe/
 
 static/generated
 
-playground/
\ No newline at end of file
+playground/*
+!playground/example
\ No newline at end of file
diff --git a/playground/example b/playground/example
new file mode 100644
index 0000000..e69de29