application.py 文件源码

def getUserID(email):
    """
    Finds user id by his/her email
    Args:
        email (str): User's email.
    Returns:
        User id if user exists, otherwise None.
    """
    try:
        user = db_session.query(User).filter_by(email=email).one()
        return user.id
    except NoResultFound:
        return None


# At the end start Flask app.