import pymongo import gridfs # database connection client = pymongo.MongoClient( "mongodb+srv://soham2000:soham2000@cluster0.lbu4i.mongodb.net/?retryWrites=true&w=majority&appName=Cluster0", ssl=True, ) db = client["nodetest"] user_collection = db["users"] chat_collection = db["chats"] log_collection = db["logs"] fs = gridfs.GridFS(db) # Initialize GridFS bucket