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chore(core): reduce streaming metadata / perf (#36588)

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- looking into reducing streaming metadata / perfm

---------

Co-authored-by: William Fu-Hinthorn <13333726+hinthornw@users.noreply.github.com>
This commit is contained in:
Eugene Yurtsev
2026-04-10 10:47:54 -04:00
committed by GitHub
parent f0c5a28fa0
commit af4d711a2f
11 changed files with 1195 additions and 30 deletions
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10
libs/langchain_v1/tests/unit_tests/chat_models/test_chat_models.py
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@@ -1,5 +1,5 @@
import os
from typing import TYPE_CHECKING
from typing import TYPE_CHECKING, Any
from unittest import mock
import pytest
@@ -171,7 +171,7 @@ def test_configurable() -> None:
for method in ("get_num_tokens", "get_num_tokens_from_messages"):
assert hasattr(model_with_config, method)
assert model_with_config.model_dump() == { # type: ignore[attr-defined]
expected: dict[str, Any] = {
"name": None,
"bound": {
"name": None,
@@ -234,6 +234,7 @@ def test_configurable() -> None:
"custom_input_type": None,
"custom_output_type": None,
}
assert model_with_config.model_dump() == expected # type: ignore[attr-defined]
@pytest.mark.requires("langchain_openai", "langchain_anthropic")
@@ -297,7 +298,7 @@ def test_configurable_with_default() -> None:
assert model_with_config.model == "claude-sonnet-4-5-20250929" # type: ignore[attr-defined]
assert model_with_config.model_dump() == { # type: ignore[attr-defined]
expected: dict[str, Any] = {
"name": None,
"bound": {
"name": None,
@@ -332,7 +333,7 @@ def test_configurable_with_default() -> None:
"config": {
"callbacks": None,
"configurable": {},
"metadata": {"bar_model": "claude-sonnet-4-5-20250929"},
"metadata": {},
"recursion_limit": 25,
"tags": ["foo"],
},
@@ -340,6 +341,7 @@ def test_configurable_with_default() -> None:
"custom_input_type": None,
"custom_output_type": None,
}
assert model_with_config.model_dump() == expected # type: ignore[attr-defined]
prompt = ChatPromptTemplate.from_messages([("system", "foo")])
chain = prompt | model_with_config
assert isinstance(chain, RunnableSequence)