python package minimal structure

python package minimal structure

http://python-packaging.readthedocs.io/en/latest/minimal.html

python package structure:

app
├── __inti__.py
├── mod1
│   ├── file1.py
│   └── __init__.py
├── mod2
│   ├── file2.py
│   └── __init__.py
└── start.py