importc os import re import pandas as pd from pypdf import PdfReader from typing import List, Dict from langchain.prompts import PromptTemplate from langchain_google_genai import GoogleGenerativeAI from getpass import getpass os.environ["GOOGLE_API_KEY"]="AIzaSyAH5Fa_SVAJwkhBlkkRhnlXsNM_wTiZoTc" class InvoicePipeline: def run(self): -> pd.DataFrame: df=pd.DayaFrame( "Invoice ID": pd.Series(dtype="int"), ) def __init__(se )