old_contents: from flask import Flask, request
  from flask_sqlalchemy import SQLAlchemy
  from config import SECRET_KEY
  app=Flask(__name__, static_url_path='/app/static')
  app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://sql6154804:9dUb6DvGFd@sql6.freesqldatabase.com/sql6154804'
  app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = 'True'
  app.secret_key = SECRET_KEY
  from models import db
  db.init_app(app)
  from app import views
  
new_contents: from flask import Flask, request
  from flask_sqlalchemy import SQLAlchemy
  from config import SECRET_KEY
  app=Flask(__name__, static_url_path='/app/static')
  app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+pymysql://<username>:<user>@<db>'
  app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = 'True'
  app.secret_key = SECRET_KEY
  from models import db
  db.init_app(app)
  from app import views
  
subject: Update __init__.py