[Python] Accessing User model from Flask shell raises NameError

I want to add a user to the database from the Flask shell started by the shell command. I'm using an app factory, so I create my own FlaskGroup cli: python myapp.py shell. When I try to access the User model, I get NameError: name 'User' is not defined. How can I access my models from the Flask shell?

def create_app(config_name):
application = Flask(__name__)
application.config.from_object(config[config_name])
db.init_app(application)

from user import user
application.register_blueprint(user, url_prefix='/user')

return application

def create_cli_app(info):
return create_app('develop')

@click.group(cls=FlaskGroup, create_app=create_cli_app)
def cli():
pass

if __name__ == '__main__':
cli()

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