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from dataclasses import dataclass
from io import BytesIO
from pathlib import Path
from typing import List, Optional, Type
from dotenv import load_dotenv
from loguru import logger as log
try:
from rag.retriever.vector import Document
from rag.generator.abstract import AbstractGenerator
from rag.retriever.retriever import Retriever
from rag.generator.prompt import Prompt
except ModuleNotFoundError:
from retriever.vector import Document
from generator.abstract import AbstractGenerator
from retriever.retriever import Retriever
from generator.prompt import Prompt
@dataclass
class Response:
query: str
context: List[str]
answer: str
class RAG:
def __init__(self) -> None:
# FIXME: load this somewhere else?
load_dotenv()
self.retriever = Retriever()
def add_pdf(
self,
path: Optional[Path],
blob: Optional[BytesIO],
source: Optional[str] = None,
):
if path:
self.retriever.add_pdf_from_path(path)
elif blob:
self.retriever.add_pdf_from_blob(blob, source)
else:
log.error("Both path and blob was None, no pdf added!")
def retrieve(self, query: str, limit: int = 5) -> List[Document]:
return self.retriever.retrieve(query, limit)
def generate(self, generator: Type[AbstractGenerator], prompt: Prompt):
yield from generator.generate(prompt)
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