code: def test_list_collections():
      assert_read_only(
          CLIENT.grpc_collections.List,
          qgrpc.ListCollectionsRequest(),
      )
  
file_path: qdrant/tests/api_key/test_grpc.py
imports: from qdrant_client import QdrantClient, grpc
  import pytest
  from qdrant_client.conversions.conversion import payload_to_grpc
  import os
label_desc: Use image node_id 3 for calling a global function with example usage: test_list_collections() without return types