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45 lines
1.5 KiB
Python
45 lines
1.5 KiB
Python
from pr_agent.algo.ai_handlers.base_ai_handler import BaseAiHandler
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from langchain.chat_models import ChatOpenAI
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from langchain.prompts.chat import (
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ChatPromptTemplate,
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HumanMessagePromptTemplate,
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SystemMessagePromptTemplate,
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)
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from langchain.schema import SystemMessage, HumanMessage
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from pr_agent.config_loader import get_settings
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from pr_agent.log import get_logger
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OPENAI_RETRIES = 5
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chat = ChatOpenAI(openai_api_key = get_settings().openai.key, model="gpt-4")
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class LangChainAIHandler(BaseAiHandler):
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def __init__(self):
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# Initialize OpenAIHandler specific attributes here
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try:
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super().__init__()
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except AttributeError as e:
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raise ValueError("OpenAI key is required") from e
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@property
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def deployment_id(self):
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"""
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Returns the deployment ID for the OpenAI API.
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"""
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return get_settings().get("OPENAI.DEPLOYMENT_ID", None)
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async def chat_completion(self, model: str, system: str, user: str, temperature: float = 0.2):
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try:
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messages=[SystemMessage(content=system), HumanMessage(content=user)]
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# get a chat completion from the formatted messages
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resp = chat(messages)
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get_logger().info("AI response: ", resp.content)
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finish_reason="completed"
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return resp.content, finish_reason
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except (Exception) as e:
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get_logger().error("Unknown error during OpenAI inference: ", e)
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raise e |