Restore 0.1.5 version from stash

wolai-backend/.venv312/Lib/site-packages/pgvector/asyncpg/__init__.py

@@ -0,0 +1,9 @@
+from .register import register_vector
+from ..utils import Vector, HalfVector, SparseVector
+
+__all__ = [
+    'register_vector',
+    'Vector',
+    'HalfVector',
+    'SparseVector'
+]

wolai-backend/.venv312/Lib/site-packages/pgvector/asyncpg/register.py

@@ -0,0 +1,31 @@
+from ..utils import Vector, HalfVector, SparseVector
+
+
+async def register_vector(conn, schema='public'):
+    await conn.set_type_codec(
+        'vector',
+        schema=schema,
+        encoder=Vector._to_db_binary,
+        decoder=Vector._from_db_binary,
+        format='binary'
+    )
+
+    try:
+        await conn.set_type_codec(
+            'halfvec',
+            schema=schema,
+            encoder=HalfVector._to_db_binary,
+            decoder=HalfVector._from_db_binary,
+            format='binary'
+        )
+
+        await conn.set_type_codec(
+            'sparsevec',
+            schema=schema,
+            encoder=SparseVector._to_db_binary,
+            decoder=SparseVector._from_db_binary,
+            format='binary'
+        )
+    except ValueError as e:
+        if not str(e).startswith('unknown type:'):
+            raise e