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docs: fix perplexity install instructions in ChatPerplexity docstring (#30676)

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* `openai` install no longer needs to be done manually
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Sydney Runkle 2025-04-04 12:58:18 -04:00 committed by GitHub
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libs/partners/perplexity/langchain_perplexity/chat_models.py
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@ -75,14 +75,12 @@ class ChatPerplexity(BaseChatModel):
"""`Perplexity AI` Chat models API.
Setup:
To use, you should have the ``openai`` python package installed, and the
environment variable ``PPLX_API_KEY`` set to your API key.
To use, you should have the environment variable ``PPLX_API_KEY`` set to your API key.
Any parameters that are valid to be passed to the openai.create call
can be passed in, even if not explicitly saved on this class.
.. code-block:: bash
pip install openai
export PPLX_API_KEY=your_api_key
Key init args - completion params: