python 程序bug调试

ImportError: cannot import name ‘app’

查看错误报告，这其实显示了我们程序的一圈循环调用，通过修改循环调用的解决方法​​python各个模块循环引用问题解决办法​​

manage.py:8: in <module>
    app = create_app(os.getenv('FLASK_CONFIG') or 'default')
app/__init__.py:36: in create_app
    from .auth import auth as auth_blueprint
app/auth/__init__.py:4: in <module>
    from . import views
app/auth/views.py:8: in <module>
    from ..email import send_email
app/email.py:7: in <module>
    from manage import app
E   ImportError: cannot import name 'app'