saml · March 27, 2019 18:01
diff --git a/gistfile1.txt b/gistfile1.txt
 $ tree
 .
 ├── bar
 │   └── a
 │       ├── c.py
 │       └── __init__.py
 └── foo
    └── a
        ├── b.py
        └── __init__.py

 $ PYTHONPATH=foo:bar python -c 'import a.c'
 Traceback (most recent call last):
  File "<string>", line 1, in <module>
 ImportError: No module named c

 $ PYTHONPATH=bar:foo python -c 'import a.c'
	$ tree
	.
	├── bar
	│ └── a
	│ ├── c.py
	│ └── __init__.py
	└── foo
	└── a
	├── b.py
	└── __init__.py

	$ PYTHONPATH=foo:bar python -c 'import a.c'
	Traceback (most recent call last):
	File "<string>", line 1, in <module>
	ImportError: No module named c

	$ PYTHONPATH=bar:foo python -c 'import a.c'