ModuleNotFoundError: No module named raise when make a change in code

[MatthewZhuang]

when i make a change to to code , "ModuleNotFoundError: No module named" raise, it is solved when rerun "pip install . ", but Is there a more efficient way?

[SunsetWolf]

We're guessing that it could be environmental and we'd like to get more information to help us analyze the problem.