text: from flask import Flask,render_template
  from flask_sqlalchemy import SQLAlchemy
  from flask_cors import CORS, cross_origin
  
  from flask_login import LoginManager
  
  app = Flask(__name__)
  cors = CORS(app)
  app.config['CORS_HEADERS'] = 'Content-Type'
  app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///data.db'
  app.config['SQLALCHEMY_TRACK_MODIFICATIONS']=False
  app.config['SECRET_KEY']='d8c054f87c3a6142b8aea948'
  db=SQLAlchemy(app)
  login_manager = LoginManager(app)
  login_manager.login_view = "login_page"
  login_manager.login_message_category = "info"
  from market import routes
  
  