你即將離開本站

並前往https://discuss.codecademy.com/t/flaskfm-table-user-is-already-defined-for-this-metadata-instance/548917

Table 'user is already defined for this MetaData Instance

__dict__) File "/usr/local/lib/python3.6/dist-packages/sqlalchemy/ext/ ... Specify 'extend_existing=True' to redefine options and columns on ...

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