from flask import Flask
from flask_sqlalchemy import SQLAlchemy

import sys

from sqlalchemy import Column,ForeignKey,Integer,String
#from sqlalchemy.ext.declaration import declarative_base
358556f1de9d477f416be9cc7bdbe1caa6f28d0f
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from flask import Flask
from flask_sqlalchemy import SQLAlchemy
import sys
from sqlalchemy import Column, ForeignKey, Integer, String

from flask import Flask
from flask_sqlalchemy import SQLAlchemy

import sys

from sqlalchemy import Column,ForeignKey,Integer,String
#from sqlalchemy.ext.declaration import declarative_base