FakeAsyncTracer Class — langchain Architecture

Architecture documentation for the FakeAsyncTracer class in test_async_base_tracer.py from the langchain codebase.

Class python

Entity Profile

Dependency Diagram

graph TD
  76a79fa4_6868_8445_7296_17f136600713["FakeAsyncTracer"]
  6491c2d5_982b_c4f4_e268_52f0acf4d29b["AsyncBaseTracer"]
  76a79fa4_6868_8445_7296_17f136600713 -->|extends| 6491c2d5_982b_c4f4_e268_52f0acf4d29b
  fafe6e9a_57bb_c323_638d_461ac496c1f9["test_async_base_tracer.py"]
  76a79fa4_6868_8445_7296_17f136600713 -->|defined in| fafe6e9a_57bb_c323_638d_461ac496c1f9
  b8d05e85_40ff_6428_a3d9_5d725f4787f5["__init__()"]
  76a79fa4_6868_8445_7296_17f136600713 -->|method| b8d05e85_40ff_6428_a3d9_5d725f4787f5
  55bf7c3f_e617_4754_f3b1_8d8388d25da1["_persist_run()"]
  76a79fa4_6868_8445_7296_17f136600713 -->|method| 55bf7c3f_e617_4754_f3b1_8d8388d25da1

Relationship Graph

Source Code

libs/core/tests/unit_tests/tracers/test_async_base_tracer.py lines 24–33

class FakeAsyncTracer(AsyncBaseTracer):
    """Fake tracer to test async based tracers."""

    def __init__(self) -> None:
        """Initialize the tracer."""
        super().__init__()
        self.runs: list[Run] = []

    async def _persist_run(self, run: Run) -> None:
        self.runs.append(run)