Fix query params issue dependent on bug in httpx<0.28

integration/test_tenants.py

@@ -22,6 +22,22 @@
 from weaviate.exceptions import WeaviateInvalidInputError, WeaviateUnsupportedFeatureError
 
 
+def test_shards_on_tenants(
+    client_factory: ClientFactory, collection_factory: CollectionFactory
+) -> None:
+    collection = collection_factory(
+        vectorizer_config=Configure.Vectorizer.none(),
+        multi_tenancy_config=Configure.multi_tenancy(enabled=True),
+    )
+    collection.tenants.create(Tenant(name="tenant1"))
+    client = client_factory()
+
+    nodes = client.cluster.nodes(collection.name, output="verbose")
+    count = sum(len(node.shards) for node in nodes)
+
+    assert count == 1
+
+
 @pytest.mark.parametrize("tenant", ["tenant1", Tenant(name="tenant1")])
 def test_delete_by_id_tenant(
     collection_factory: CollectionFactory, tenant: Union[str, Tenant]

setup.cfg

@@ -31,7 +31,7 @@ packages =
 platforms = any
 include_package_data = True
 install_requires =
-    httpx>=0.26.0,<0.29.0
+    httpx>=0.26.0,<0.28.0
     validators==0.34.0
     authlib>=1.2.1,<1.3.2
     pydantic>=2.8.0,<3.0.0

weaviate/connect/v4.py

@@ -568,7 +568,7 @@ async def get(
         return await self.__send(
             "GET",
             url=self.url + self._api_version_path + path,
-            params=params if params is not None else {},
+            params=params,
             error_msg=error_msg,
             status_codes=status_codes,
         )