diff --git a/examples/data_/BartoSutton.pdf b/examples/data_/BartoSutton.pdf
new file mode 100644
index 0000000..9deb811
Binary files /dev/null and b/examples/data_/BartoSutton.pdf differ
diff --git a/knowledge.leann.meta.json b/knowledge.leann.meta.json
deleted file mode 100644
index 6a0d839..0000000
--- a/knowledge.leann.meta.json
+++ /dev/null
@@ -1,32 +0,0 @@
-{
-  "version": "0.1.0",
-  "backend_name": "diskann",
-  "embedding_model": "sentence-transformers/all-mpnet-base-v2",
-  "num_chunks": 6,
-  "chunks": [
-    {
-      "text": "Python is a powerful programming language",
-      "metadata": {}
-    },
-    {
-      "text": "Machine learning transforms industries",
-      "metadata": {}
-    },
-    {
-      "text": "Neural networks process complex data",
-      "metadata": {}
-    },
-    {
-      "text": "Java is a powerful programming language",
-      "metadata": {}
-    },
-    {
-      "text": "C++ is a powerful programming language",
-      "metadata": {}
-    },
-    {
-      "text": "C# is a powerful programming language",
-      "metadata": {}
-    }
-  ]
-}
\ No newline at end of file
diff --git a/packages/__init__.py b/packages/__init__.py
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/packages/__init__.py
@@ -0,0 +1 @@
+
diff --git a/packages/leann-backend-diskann/__init__.py b/packages/leann-backend-diskann/__init__.py
new file mode 100644
index 0000000..3ff6d44
--- /dev/null
+++ b/packages/leann-backend-diskann/__init__.py
@@ -0,0 +1 @@
+# This file makes the directory a Python package 
\ No newline at end of file