from langchain.text_splitter import CharacterTextSplitter
from langchain_community.document_loaders import TextLoader
from langchain_community.document_loaders import UnstructuredURLLoader
from langchain_huggingface import HuggingFaceEmbeddings
from langchain_groq import ChatGroq 
import langchain_community.vectorstores
from pinecone import Pinecone, ServerlessSpec
from dotenv import load_dotenv
import os
from langchain_core.prompts import PromptTemplate
from langchain.schema.runnable import RunnablePassthrough
from langchain.schema.output_parser import StrOutputParser
import gradio as gr