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29 days ago 926fbfb 20ns:fix/usage-metadata-callback-memory-leak-v2 pull_request

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fix: prevent memory leak in get_usage_metadata_callback
#32366
20ns:fix/usage-metadata-callback-memory-leak-v2
29 days ago

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Benchmarks

test_import_time[HumanMessage]
libs/core/tests/benchmarks/test_imports.py::test_import_time[HumanMessage]
212.1 ms
test_import_time[tool]
libs/core/tests/benchmarks/test_imports.py::test_import_time[tool]
470.6 ms
test_async_callbacks_in_sync
libs/core/tests/benchmarks/test_async_callbacks.py::test_async_callbacks_in_sync
24 ms
test_import_time[Runnable]
libs/core/tests/benchmarks/test_imports.py::test_import_time[Runnable]
229.9 ms
test_import_time[CallbackManager]
libs/core/tests/benchmarks/test_imports.py::test_import_time[CallbackManager]
427.4 ms
test_import_time[BaseChatModel]
libs/core/tests/benchmarks/test_imports.py::test_import_time[BaseChatModel]
501.6 ms
test_import_time[RunnableLambda]
libs/core/tests/benchmarks/test_imports.py::test_import_time[RunnableLambda]
233.6 ms
test_import_time[PydanticOutputParser]
libs/core/tests/benchmarks/test_imports.py::test_import_time[PydanticOutputParser]
374.7 ms
test_import_time[InMemoryRateLimiter]
libs/core/tests/benchmarks/test_imports.py::test_import_time[InMemoryRateLimiter]
169.8 ms
test_import_time[LangChainTracer]
libs/core/tests/benchmarks/test_imports.py::test_import_time[LangChainTracer]
424.9 ms
test_import_time[Document]
libs/core/tests/benchmarks/test_imports.py::test_import_time[Document]
212.9 ms
test_import_time[InMemoryVectorStore]
libs/core/tests/benchmarks/test_imports.py::test_import_time[InMemoryVectorStore]
244.4 ms
test_import_time[ChatPromptTemplate]
libs/core/tests/benchmarks/test_imports.py::test_import_time[ChatPromptTemplate]
421 ms
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