导入模块失败：ModuleNotFoundError：没有名为“文件夹”的模块

Question

Am try to get my head around python package and module, in a structure below in serengeti.py i import arusha module by doing from ubongo.arusha import Lake (lake is a method in arusha module) i get an error "ModuleNotFoundError" do i need to add to PYTHONPATH. i dont know what am doing wrong any help you can provide on my learning journey i would appreciate

ubongo
      |
       __init__.py
      |
       arusha.py
      |
      manyara 
             |
             __init__.py
             |
              serengeti.py

Answer 1

you need the ubongo parent to be the working directory or to be on PYTHOPATH.

The former option is the better practice as messing with PYTHONPATH can make problems.