Import UniqueConstraint from flask_sqlalchemy
flask, flask-sqlalchemy, sqlalchemy, unique-constraint
Solution
This should work:
from sqlalchemy.schema import UniqueConstraint
Problem
i would like to use UniqueConstraint with flask_sqlalchemy unfortunately, this import statement: ``` from flask_sqlalchemy import SQLAlchemy, UniqueConstraint ``` produces this error; ``` ImportError: cannot import name UniqueConstraint ``` what is the proper syntax for importing UniqueConstraint into a flask_sqlalchemy app? thanks!