text: 
  from flask import Flask
  from config import config_options
  from flask_bootstrap import Bootstrap
  from flask_sqlalchemy import SQLAlchemy
  
  
  bootstrap = Bootstrap()
  db = SQLAlchemy()
  
  def create_app(config_state):
      app = Flask(__name__)
      app.config.from_object(config_options[config_state])
  
  
      bootstrap.init_app(app)
      db.init_app(app)
  
      from .main import main as main_blueprint
      app.register_blueprint(main_blueprint)
  
      return app
  