sqlalchemy.exc.ArgumentError: Mapper mapped class User->user could not assemble any primary key colu

學習flask-emigrate時候出現報錯： sqlalchemy.exc.ArgumentError: Mapper mapped class User->user could not assemble any primary key columns for mapped table ‘user’ 然後上網查了好多解決辦法，都不行，最後發現是我代碼出問題，一個超級低級的錯誤……………… 我這裏

>>阅读原文<<