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5 days ago 466d100 lazy-langchain-core-importsCompare
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Comparecore[performance]: use custom `__getattr__` in `__init__.py` files for lazy imports
#30769
lazy-langchain-core-imports
5 days ago
Benchmarks
test_import_time[RunnableLambda]
libs/core/tests/benchmarks/test_imports.py::test_import_time[RunnableLambda]820 ms
test_import_time[CallbackManager]
libs/core/tests/benchmarks/test_imports.py::test_import_time[CallbackManager]1.5 s
test_import_time[BaseChatModel]
libs/core/tests/benchmarks/test_imports.py::test_import_time[BaseChatModel]1.7 s
test_import_time[tool]
libs/core/tests/benchmarks/test_imports.py::test_import_time[tool]1.9 s
test_import_time[Document]
libs/core/tests/benchmarks/test_imports.py::test_import_time[Document]839.4 ms
test_import_time[Runnable]
libs/core/tests/benchmarks/test_imports.py::test_import_time[Runnable]819.9 ms
test_import_time[InMemoryRateLimiter]
libs/core/tests/benchmarks/test_imports.py::test_import_time[InMemoryRateLimiter]272.4 ms
test_import_time[HumanMessage]
libs/core/tests/benchmarks/test_imports.py::test_import_time[HumanMessage]569.6 ms
test_import_time[LangChainTracer]
libs/core/tests/benchmarks/test_imports.py::test_import_time[LangChainTracer]1.6 s
test_import_time[PydanticOutputParser]
libs/core/tests/benchmarks/test_imports.py::test_import_time[PydanticOutputParser]1.8 s
test_import_time[ChatPromptTemplate]
libs/core/tests/benchmarks/test_imports.py::test_import_time[ChatPromptTemplate]2.1 s
test_import_time[InMemoryVectorStore]
libs/core/tests/benchmarks/test_imports.py::test_import_time[InMemoryVectorStore]858.2 ms