further linting

tests/unit_tests/callbacks/tracers/test_tracer.py

@@ -2,8 +2,8 @@
 from __future__ import annotations
 
 from datetime import datetime
-import os
-from typing import Dict, List, Optional, Tuple, Union
+from typing import List, Tuple, Union
+from unittest.mock import Mock, patch
 from uuid import UUID, uuid4
 
 import pytest
@@ -20,7 +20,6 @@ from langchain.callbacks.tracers.base import (
 from langchain.callbacks.tracers.langchain import LangChainTracerV2
 from langchain.callbacks.tracers.schemas import Run, TracerSessionBase, TracerSessionV2
 from langchain.schema import LLMResult
-from unittest.mock import MagicMock, Mock, patch
 
 TEST_SESSION_ID = 2023
 

tests/unit_tests/utilities/test_loading.py

@@ -86,7 +86,9 @@ def test_failed_request(mocked_responses: responses.RequestsMock) -> None:
     path = "chains/path/chain.json"
     loader = Mock()
 
-    mocked_responses.get(urljoin(URL_BASE.format(ref=DEFAULT_REF), path), status=500)  # type: ignore
+    mocked_responses.get(  # type: ignore
+        urljoin(URL_BASE.format(ref=DEFAULT_REF), path), status=500
+    )
 
     with pytest.raises(ValueError, match=re.compile("Could not find file at .*")):
         try_load_from_hub(f"lc://{path}", loader, "chains", {"json"})