Who do I want to work with?

Who do I want as users?

Notebook

Library

Command line tool

GUI

Website

Who do I want to avoid?

Authorship

Programming → Creative

Programmer → Copyright

Works for employer are owned by the employer

Works for hire are owned by the creator

Rights of the author

• Distribution
• Copy
• Acknowledgement
• Moral

License

Open Source

Copyright

Copyleft

Common licenses

GPLv3

LGPL

MIT

BSD 3 Clause

Apache

Creative Commons NC-SA

Software Quality

Issues

• issues
• patches
• forum/maillist

Style guide

# official style
pep8 
# pep8 + logical errors + complexity
flake8
# extra style + errors
pylint 

Tests

Unit tests

doctests

Documentation

Sphinx

sphinx-doc.org

Read the docs

readthedocs.org

Example

Requests

• License?
• Author?
• Tests?
• Quality?
• Revisions?
• Committers?
• Docs?

Tutorial

Starters

1. Use pep8 to check your code
2. Write a unit test
3. Consider a license
4. Document your functions

Extra

1. packaging.python.org
2. Download sample project
3. Adapt with your code