gaoyugaoyu-virtual-machine~python$ sudo binpython3 homegaoyupythonwebpysudo gaoyu 的密码： Traceback most recent call last File homegaoyupythonwebpy line 1 in module from flask import FlaskModuleNotFo

The error message suggests that the 'flask' module is not installed in your Python environment. To resolve this issue, you can install Flask by running the following command in your terminal:

sudo pip3 install flask

After installing Flask, you should be able to run your web.py script without encountering the 'ModuleNotFoundError' for flask.