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feat(ollama): update reasoning type to support string values for custom intensity levels (e.g. gpt-oss) (#32650)

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Mason Daugherty
2025-08-22 15:11:32 -04:00
committed by GitHub
parent 1eb45d17fb
commit af3b88f58d
1 changed files with 8 additions and 2 deletions
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10
libs/partners/ollama/langchain_ollama/chat_models.py
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@@ -418,7 +418,7 @@ class ChatOllama(BaseChatModel):
model: str model: str
"""Model name to use.""" """Model name to use."""
reasoning: Optional[bool] = None reasoning: Optional[Union[bool, str]] = None
"""Controls the reasoning/thinking mode for """Controls the reasoning/thinking mode for
`supported models <https://ollama.com/search?c=thinking>`__. `supported models <https://ollama.com/search?c=thinking>`__.
@@ -431,7 +431,13 @@ class ChatOllama(BaseChatModel):
- ``None`` (Default): The model will use its default reasoning behavior. Note - ``None`` (Default): The model will use its default reasoning behavior. Note
however, if the model's default behavior *is* to perform reasoning, think tags however, if the model's default behavior *is* to perform reasoning, think tags
()``<think>`` and ``</think>``) will be present within the main response content ()``<think>`` and ``</think>``) will be present within the main response content
unless you set ``reasoning`` to ``True``.""" unless you set ``reasoning`` to ``True``.
- ``str``: e.g. ``'low'``, ``'medium'``, ``'high'``. Enables reasoning with a custom
intensity level. Currently, this is only supported ``gpt-oss``. See the
`Ollama docs <https://github.com/ollama/ollama-python/blob/da79e987f0ac0a4986bf396f043b36ef840370bc/ollama/_types.py#L210>`__
for more information.
"""
validate_model_on_init: bool = False validate_model_on_init: bool = False
"""Whether to validate the model exists in Ollama locally on initialization. """Whether to validate the model exists in Ollama locally on initialization.