。我正在努力学习http://code.tutsplus.com/tutorials/an-introduction-to-pythons-flask-framework--net-28822C:\envs\virtalenvs\flask_mini\Scripts\python.exe C:/envs/r2/mini2/intro_to_flask/__init__.pyC:\envs\virtalenvs\flask_mini\lib\site-packages\flask_sqlalc…