# import db object from flask app from app import db # database tables class Month_bucket_master(db.Model): id = db.Column(db.Integer, primary_key =True) name = db.Column(db.String, nullable = False) range_from = db.Column(db.String, nullable = False) range_to = db.Column(db.Numeric, nullable = False) type = db.Column(db.DateTime, nullable = False) isactive = db.Column(db.DateTime, nullable = False) createdon = db.Column(db.Integer, nullable = False) updatedon = db.Column(db.Integer, nullable = False)