Fixes error on calling cluster.nodes(output="verbose") on empty cluster

CONTRIBUTING.md

@@ -47,10 +47,10 @@ There are three kinds of tests:
 To run the integration tests,
 
 1. Ensure that you have Docker installed.
-2. Start the weaviate instances.
+2. Start the weaviate instances, changing `WEAVIATE_VERSION` to your weaviate docker image target
 
 ```shell
-./ci/start_weaviate.sh
+./ci/start_weaviate.sh WEAVIATE_VERSION
 ```
 
 3. Run the tests.

README.rst

@@ -23,8 +23,6 @@ The client is tested for python 3.8 and higher.
 
 Visit the official `Weaviate <https://weaviate.io/>`_ website for more information about the Weaviate and how to use it in production.
 
-Check out our `Command Line Interface (CLI) tool <https://pypi.org/project/weaviate-cli/>`_ for interacting with a Weaviate instance directly from your Terminal.
-
 Articles
 --------
 

weaviate/collections/classes/cluster.py

@@ -54,11 +54,11 @@ def nodes_verbose(nodes: List[NodeREST]) -> List[Node[Shards, Stats]]:
                         object_count=shard["objectCount"],
                     )
                     for shard in cast(List[ShardREST], node["shards"])
-                ],
+                ] if "shards" in nodes else None,
                 stats=Stats(
                     object_count=node["stats"]["objectCount"],
                     shard_count=node["stats"]["shardCount"],
-                ),
+                ) if "stats" in node else None,
                 status=node["status"],
                 version=node["version"],
             )