class User(db.Model):
    __tablename__ = "USERS"
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(25), nullable=False)
    password = db.Column(db.String(255), nullable=False)

class User(db.Model):
    __tablename__ = "USERS"
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(25), nullable=False)
    password = db.Column(db.String(255), nullable=False)
    user_type_id = db.Column(db.Integer, nullable=False)

class User(db.Model):
    __tablename__ = "USERS"
    id = db.Column(db.Integer, primary_key=True)
    username = db.Column(db.String(25), nullable=False)
    password = db.Column(db.String(255), nullable=False)
    user_type_id = db.Column(db.Integer(5), nullable=False)

TypeError: object() takes no parameters