Welcome to contribute! We are following the next standards.
Use virtualenv create the develop environment:
cd swagger-py-codegen
virtualenv .
source bin/activate
pip install -r requirements.txt
Use tox to run the tests:
tox
If tox not installed:
pip install -U tox
After all these done, just have a try to see if everything goes as expected:
python setup.py install
swagger_py_codegen -s api.yml example-app -p demo