OldStyleMiddleware3 Class — langchain Architecture
Architecture documentation for the OldStyleMiddleware3 class in test_middleware_backwards_compat.py from the langchain codebase.
Entity Profile
Dependency Diagram
graph TD 8eee19e2_ea0f_92a3_63fb_c336ad24bc22["OldStyleMiddleware3"] 74d2d22f_07ae_c5bb_33c3_7da58e2da5a0["test_middleware_backwards_compat.py"] 8eee19e2_ea0f_92a3_63fb_c336ad24bc22 -->|defined in| 74d2d22f_07ae_c5bb_33c3_7da58e2da5a0 d7e52c28_0a0e_c3b5_8ff3_4bd1bf679012["wrap_model_call()"] 8eee19e2_ea0f_92a3_63fb_c336ad24bc22 -->|method| d7e52c28_0a0e_c3b5_8ff3_4bd1bf679012
Relationship Graph
Source Code
libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_backwards_compat.py lines 72–80
class OldStyleMiddleware3(AgentMiddleware[AgentState[Any], None]):
"""Middleware explicitly typed for no context."""
def wrap_model_call(
self,
request: ModelRequest[None],
handler: Callable[[ModelRequest[None]], ModelResponse],
) -> ModelResponse:
return handler(request)Defined In
Source
Frequently Asked Questions
What is the OldStyleMiddleware3 class?
OldStyleMiddleware3 is a class in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_backwards_compat.py.
Where is OldStyleMiddleware3 defined?
OldStyleMiddleware3 is defined in libs/langchain_v1/tests/unit_tests/agents/middleware_typing/test_middleware_backwards_compat.py at line 72.
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