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core: Run LangChainTracer inline (#26797)

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- this flag ensures the tracer always runs in the same thread as the run
being traced for both sync and async runs
- pro: less chance for ordering bugs and other oddities
- blocking the event loop is not a concern given all code in the tracer
holds the GIL anyway
This commit is contained in:
Nuno Campos
2024-09-24 08:31:18 -07:00
committed by GitHub
parent 408a930d55
commit de70a64e3a
1 changed files with 2 additions and 0 deletions
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libs/core/langchain_core/tracers/langchain.py
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@@ -84,6 +84,8 @@ def _run_to_dict(run: Run) -> dict:
class LangChainTracer(BaseTracer): class LangChainTracer(BaseTracer):
"""Implementation of the SharedTracer that POSTS to the LangChain endpoint.""" """Implementation of the SharedTracer that POSTS to the LangChain endpoint."""
run_inline = True
def __init__( def __init__(
self, self,
example_id: Optional[Union[UUID, str]] = None, example_id: Optional[Union[UUID, str]] = None,