langchain Architecture Docs
Home / Class/ CountingMiddleware Class — langchain Architecture

CountingMiddleware Class — langchain Architecture

Architecture documentation for the CountingMiddleware class in test_wrap_model_call.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  4c3830c7_6e18_e2ea_fa81_45f98fb163b9["CountingMiddleware"]
  949c7cf4_56fe_f3b4_cd89_9631a7e9cb1e["AgentMiddleware"]
  4c3830c7_6e18_e2ea_fa81_45f98fb163b9 -->|extends| 949c7cf4_56fe_f3b4_cd89_9631a7e9cb1e
  573473e5_eb93_a7d7_84ba_c975071c09af["test_wrap_model_call.py"]
  4c3830c7_6e18_e2ea_fa81_45f98fb163b9 -->|defined in| 573473e5_eb93_a7d7_84ba_c975071c09af
  7a32a409_d22e_ce7c_b57a_112d1f24dbc5["__init__()"]
  4c3830c7_6e18_e2ea_fa81_45f98fb163b9 -->|method| 7a32a409_d22e_ce7c_b57a_112d1f24dbc5
  bd88e38f_c3b8_b3d7_5876_3db06f609448["wrap_model_call()"]
  4c3830c7_6e18_e2ea_fa81_45f98fb163b9 -->|method| bd88e38f_c3b8_b3d7_5876_3db06f609448

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_model_call.py lines 84–95

        class CountingMiddleware(AgentMiddleware):
            def __init__(self) -> None:
                super().__init__()
                self.call_count = 0

            def wrap_model_call(
                self,
                request: ModelRequest,
                handler: Callable[[ModelRequest], ModelResponse],
            ) -> ModelCallResult:
                self.call_count += 1
                return handler(request)

Defined In

Extends

Source

Frequently Asked Questions

What is the CountingMiddleware class?
CountingMiddleware is a class in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_model_call.py.
Where is CountingMiddleware defined?
CountingMiddleware is defined in libs/langchain_v1/tests/unit_tests/agents/middleware/core/test_wrap_model_call.py at line 84.
What does CountingMiddleware extend?
CountingMiddleware extends AgentMiddleware.

Analyze Your Own Codebase

Get architecture documentation, dependency graphs, and domain analysis for your codebase in minutes.

Try Supermodel Free