mirror of
https://github.com/arc53/DocsGPT.git
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113 lines
3.7 KiB
Python
113 lines
3.7 KiB
Python
from application.core.settings import settings
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from application.retriever.base import BaseRetriever
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from application.tools.agent import Agent
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from application.vectorstore.vector_creator import VectorCreator
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class ClassicRAG(BaseRetriever):
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def __init__(
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self,
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question,
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source,
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chat_history,
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prompt,
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chunks=2,
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token_limit=150,
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gpt_model="docsgpt",
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user_api_key=None,
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):
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self.question = question
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self.vectorstore = source["active_docs"] if "active_docs" in source else None
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self.chat_history = chat_history
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self.prompt = prompt
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self.chunks = chunks
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self.gpt_model = gpt_model
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self.token_limit = (
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token_limit
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if token_limit
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< settings.MODEL_TOKEN_LIMITS.get(
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self.gpt_model, settings.DEFAULT_MAX_HISTORY
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)
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else settings.MODEL_TOKEN_LIMITS.get(
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self.gpt_model, settings.DEFAULT_MAX_HISTORY
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)
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)
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self.user_api_key = user_api_key
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def _get_data(self):
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if self.chunks == 0:
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docs = []
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else:
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docsearch = VectorCreator.create_vectorstore(
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settings.VECTOR_STORE, self.vectorstore, settings.EMBEDDINGS_KEY
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)
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docs_temp = docsearch.search(self.question, k=self.chunks)
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docs = [
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{
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"title": i.metadata.get(
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"title", i.metadata.get("post_title", i.page_content)
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).split("/")[-1],
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"text": i.page_content,
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"source": (
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i.metadata.get("source")
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if i.metadata.get("source")
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else "local"
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),
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}
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for i in docs_temp
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]
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return docs
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def gen(self):
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docs = self._get_data()
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# join all page_content together with a newline
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docs_together = "\n".join([doc["text"] for doc in docs])
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p_chat_combine = self.prompt.replace("{summaries}", docs_together)
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messages_combine = [{"role": "system", "content": p_chat_combine}]
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for doc in docs:
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yield {"source": doc}
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if len(self.chat_history) > 1:
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for i in self.chat_history:
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if "prompt" in i and "response" in i:
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messages_combine.append(
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{"role": "user", "content": i["prompt"]}
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)
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messages_combine.append(
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{"role": "system", "content": i["response"]}
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)
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messages_combine.append({"role": "user", "content": self.question})
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# llm = LLMCreator.create_llm(
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# settings.LLM_NAME, api_key=settings.API_KEY, user_api_key=self.user_api_key
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# )
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# completion = llm.gen_stream(model=self.gpt_model, messages=messages_combine)
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agent = Agent(
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llm_name=settings.LLM_NAME,
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gpt_model=self.gpt_model,
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api_key=settings.API_KEY,
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user_api_key=self.user_api_key,
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)
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completion = agent.gen(messages_combine)
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for line in completion:
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yield {"answer": str(line)}
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def search(self):
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return self._get_data()
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def get_params(self):
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return {
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"question": self.question,
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"source": self.vectorstore,
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"chat_history": self.chat_history,
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"prompt": self.prompt,
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"chunks": self.chunks,
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"token_limit": self.token_limit,
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"gpt_model": self.gpt_model,
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"user_api_key": self.user_api_key,
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}
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