Revert "Update test_search_db.py"

This reverts commit 043a2da1aa.

cognee/tests/test_search_db.py

@@ -1,11 +1,8 @@
 import pathlib
 import os
-import warnings
 import pytest
 import pytest_asyncio
 import cognee
-
-
 from cognee.infrastructure.databases.graph import get_graph_engine
 from cognee.infrastructure.databases.vector import get_vector_engine
 from cognee.modules.graph.cognee_graph.CogneeGraphElements import Edge
@@ -49,27 +46,6 @@ async def cleanup_litellm_clients():
         pass
 
 
-@pytest_asyncio.fixture(scope="session", autouse=True)
-async def cleanup_litellm_clients_session():
-    """Session-scoped fixture to cleanup LiteLLM clients at the end of all tests.
-
-    This ensures cleanup happens before LiteLLM's own cleanup tries to run
-    during event loop closure, preventing RuntimeWarning in Python 3.10.
-    """
-    yield
-    # Final cleanup of LiteLLM async clients at session end
-    try:
-        import litellm
-
-        if hasattr(litellm, "close_litellm_async_clients"):
-            cleanup_coro = litellm.close_litellm_async_clients()
-            if cleanup_coro is not None:
-                await cleanup_coro
-    except (RuntimeError, Exception):
-        # Event loop might already be closing, ignore the error
-        pass
-
-
 async def setup_test_environment():
     """Helper function to set up test environment with data, cognify, and triplet embeddings."""
     # This test runs for multiple db settings, to run this locally set the corresponding db envs