Adjust mypy type ignores to match prior semantics.

libs/langchain/langchain/callbacks/argilla_callback.py

@@ -284,8 +284,8 @@ def on_chain_end(self, outputs: Dict[str, Any], **kwargs: Any) -> None:
                             },
                         }
                         for prompt, output in zip(
-                            prompts,
-                            chain_output_val,  # type: ignore
+                            prompts,  # type: ignore
+                            chain_output_val,
                         )
                     ]
                 )

libs/langchain/langchain/vectorstores/azuresearch.py

@@ -117,7 +117,7 @@ def _get_search_client(
             }
             if len(missing_fields) > 0:
                 # Helper for formatting field information for each missing field.
-                def fmt_err(x):
+                def fmt_err(x: str) -> str:
                     return (
                         f"{x} current type: '{fields_types.get(x, 'MISSING')}'. "
                         f"It has to be '{mandatory_fields.get(x)}' or you can point "

libs/langchain/tests/unit_tests/agents/test_initialize.py

@@ -16,9 +16,9 @@ def test_initialize_agent_with_str_agent_type() -> None:
     """Test initialize_agent with a string."""
     fake_llm = FakeLLM()
     agent_executor = initialize_agent(
-        [my_tool],
+        [my_tool],  # type: ignore[list-item]
         fake_llm,
-        "zero-shot-react-description",  # type: ignore
+        "zero-shot-react-description",  # type: ignore[arg-type]
     )
     assert agent_executor.agent._agent_type == AgentType.ZERO_SHOT_REACT_DESCRIPTION
     assert isinstance(agent_executor.tags, list)

libs/langchain/tests/unit_tests/schema/runnable/test_runnable.py

@@ -570,11 +570,11 @@ def foo(x: int) -> None:
 
     # Try specifying some
     RunnableLambda(foo).with_types(
-        output_type=List[int],
-        input_type=List[int],  # type: ignore
+        output_type=List[int],  # type: ignore[arg-type]
+        input_type=List[int],  # type: ignore[arg-type]
     )
     RunnableLambda(foo).with_types(
-        output_type=Sequence[int],
+        output_type=Sequence[int],  # type: ignore[arg-type]
         input_type=Sequence[int],  # type: ignore[arg-type]
     )