flask web开发 Set it to True to suppress this warning问题
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把sql-alchemy在init.py里的SQLALCHEMY_TRACK_MODIFICATIONS，797行左右改为True就行了
app = Flask(__name__) app.config.from_object(‘config‘)app.config.setdefault(‘SQLALCHEMY_TRACK_MODIFICATIONS‘, True)db = SQLAlchemy(app) lm = LoginManager() lm.init_app(app)
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