Negroup wrote: >Hi, first of all sorry for boring you with a such simple request. I'm >using Python since few days, and I like it even if I'm not yet in >confidence. I'd like to organize my programs in hierarchical >structures, thus I thought that packages could be the solution, >however I have some difficulties understanding their utilization (even >after reading chapter 6 of the tutorial, about modules). > >Now an example (silly) to clarify my doubts: > >This is the structure: >main.py >importers/ > __init__.py (empty) > importer1.py >config/ > __init__.py (empty) > parameters.py > >main.py >======= >from importers import importer1 >print importer1.display() > >importers/importer1.py >====================== >from config import parameters >def display(): > return '-' * parameters.counter > >config/parameters.py >==================== >counter = 5 > > >All works fine when I run "python main.py", while I get an error >trying to run "python importers/importer1.py": > >Traceback (most recent call last): > File "importers/importer1.py", line 1, in ? > from config import parameters >ImportError: No module named config > >Can you explain why does that happen? It prevents me to test >importer1.py alone. > >TIA, >negroup > > For your code to work, config would have to be a subdirectory under importers. Unless, config had been installed in the site-packages.
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