fix import attr to use import attrs (#510)

Thanks to #508, I used `attr` instead of the correct package `attrs`

s/attr/attrs

python/lancedb/remote/__init__.py

@@ -14,7 +14,7 @@
 import abc
 from typing import List, Optional
 
-import attr
+import attrs
 import pyarrow as pa
 from pydantic import BaseModel
 
@@ -44,7 +44,7 @@ class VectorQuery(BaseModel):
     refine_factor: Optional[int] = None
 
 
-@attr.define
+@attrs.define
 class VectorQueryResult:
     # for now the response is directly seralized into a pandas dataframe
     tbl: pa.Table

python/lancedb/remote/client.py

@@ -16,7 +16,7 @@ import functools
 from typing import Any, Callable, Dict, Optional, Union
 
 import aiohttp
-import attr
+import attrs
 import pyarrow as pa
 from pydantic import BaseModel
 
@@ -43,14 +43,14 @@ async def _read_ipc(resp: aiohttp.ClientResponse) -> pa.Table:
         return reader.read_all()
 
 
-@attr.define(slots=False)
+@attrs.define(slots=False)
 class RestfulLanceDBClient:
     db_name: str
     region: str
     api_key: Credential
-    host_override: Optional[str] = attr.field(default=None)
+    host_override: Optional[str] = attrs.field(default=None)
 
-    closed: bool = attr.field(default=False, init=False)
+    closed: bool = attrs.field(default=False, init=False)
 
     @functools.cached_property
     def session(self) -> aiohttp.ClientSession:

python/tests/test_remote_client.py

@@ -11,7 +11,7 @@
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
 
-import attr
+import attrs
 import numpy as np
 import pandas as pd
 import pyarrow as pa
@@ -21,10 +21,10 @@ from aiohttp import web
 from lancedb.remote.client import RestfulLanceDBClient, VectorQuery
 
 
-@attr.define
+@attrs.define
 class MockLanceDBServer:
-    runner: web.AppRunner = attr.field(init=False)
-    site: web.TCPSite = attr.field(init=False)
+    runner: web.AppRunner = attrs.field(init=False)
+    site: web.TCPSite = attrs.field(init=False)
 
     async def query_handler(self, request: web.Request) -> web.Response:
         table_name = request.match_info["table_name"]