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34 lines
1.1 KiB
Python
34 lines
1.1 KiB
Python
"""Standard LangChain interface tests"""
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from typing import Type
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import pytest
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from langchain_core.language_models import BaseChatModel
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from langchain_tests.integration_tests import ChatModelIntegrationTests
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from langchain_community.chat_models import ChatPerplexity
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class TestPerplexityStandard(ChatModelIntegrationTests):
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@property
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def chat_model_class(self) -> Type[BaseChatModel]:
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return ChatPerplexity
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@property
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def chat_model_params(self) -> dict:
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return {"model": "sonar"}
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@property
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def returns_usage_metadata(self) -> bool:
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# TODO: add usage metadata and delete this property
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# https://docs.perplexity.ai/api-reference/chat-completions#response-usage
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return False
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@pytest.mark.xfail(reason="TODO: handle in integration.")
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def test_double_messages_conversation(self, model: BaseChatModel) -> None:
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super().test_double_messages_conversation(model)
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@pytest.mark.xfail(reason="Raises 400: Custom stop words not supported.")
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def test_stop_sequence(self, model: BaseChatModel) -> None:
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super().test_stop_sequence(model)
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