From c446cc396301df9ab22e16230d0972ec494ecaf4 Mon Sep 17 00:00:00 2001
From: Alex Garcia <alexsebastian.garcia@gmail.com>
Date: Sun, 12 May 2024 00:15:50 -0700
Subject: [PATCH] small demo fixes

---
 examples/simple-bun/demo.ts    |  4 ++--
 examples/simple-deno/demo.ts   |  4 ++--
 examples/simple-python/demo.py | 14 ++++----------
 3 files changed, 8 insertions(+), 14 deletions(-)

diff --git a/examples/simple-bun/demo.ts b/examples/simple-bun/demo.ts
index b7b1761..31595a7 100644
--- a/examples/simple-bun/demo.ts
+++ b/examples/simple-bun/demo.ts
@@ -22,7 +22,7 @@ const items = [
 ];
 const query = [0.3, 0.3, 0.3, 0.3];
 
-db.exec("CREATE VIRTUAL TABLE vec_items USING vec0(embedding float[8])");
+db.exec("CREATE VIRTUAL TABLE vec_items USING vec0(embedding float[4])");
 
 const insertStmt = db.prepare(
   "INSERT INTO vec_items(rowid, embedding) VALUES (?, vec_f32(?))"
@@ -48,6 +48,6 @@ const rows = db
   LIMIT 3
 `
   )
-  .all(query);
+  .all(new Float32Array(query));
 
 console.log(rows);
diff --git a/examples/simple-deno/demo.ts b/examples/simple-deno/demo.ts
index a50df47..376284b 100644
--- a/examples/simple-deno/demo.ts
+++ b/examples/simple-deno/demo.ts
@@ -1,5 +1,5 @@
 import { Database } from "jsr:@db/sqlite@0.11";
-import * as sqliteVec from "npm:sqlite-vec@0.0.1-alpha.3";
+import * as sqliteVec from "npm:sqlite-vec@0.0.1-alpha.9";
 
 const db = new Database(":memory:");
 db.enableLoadExtension = true;
@@ -8,7 +8,7 @@ db.enableLoadExtension = false;
 
 const [sqlite_version, vec_version] = db
   .prepare("select sqlite_version(), vec_version()")
-  .value<[string]>()!;
+  .value<[string, string]>()!;
 console.log(`sqlite_version=${sqlite_version}, vec_version=${vec_version}`);
 
 const items = [
diff --git a/examples/simple-python/demo.py b/examples/simple-python/demo.py
index c2593b5..e089b35 100644
--- a/examples/simple-python/demo.py
+++ b/examples/simple-python/demo.py
@@ -10,25 +10,16 @@ def serialize_f32(vector: List[float]) -> bytes:
     return struct.pack("%sf" % len(vector), *vector)
 
 
-def serialize_int8(vector: List[int]) -> bytes:
-    """serializes a list of int8 into a compact "raw bytes" format"""
-    return struct.pack("%sb" % len(vector), *vector)
-
-
 db = sqlite3.connect(":memory:")
 db.enable_load_extension(True)
 sqlite_vec.load(db)
 db.enable_load_extension(False)
 
-
 sqlite_version, vec_version = db.execute(
     "select sqlite_version(), vec_version()"
 ).fetchone()
 print(f"sqlite_version={sqlite_version}, vec_version={vec_version}")
 
-
-db.execute("CREATE VIRTUAL TABLE vec_items USING vec0(embedding float[4])")
-
 items = [
     (1, [0.1, 0.1, 0.1, 0.1]),
     (2, [0.2, 0.2, 0.2, 0.2]),
@@ -36,6 +27,10 @@ items = [
     (4, [0.4, 0.4, 0.4, 0.4]),
     (5, [0.5, 0.5, 0.5, 0.5]),
 ]
+query = [0.3, 0.3, 0.3, 0.3]
+
+db.execute("CREATE VIRTUAL TABLE vec_items USING vec0(embedding float[4])")
+
 with db:
     for item in items:
         db.execute(
@@ -43,7 +38,6 @@ with db:
             [item[0], serialize_f32(item[1])],
         )
 
-query = [0.3, 0.3, 0.3, 0.3]
 rows = db.execute(
     """
       SELECT