Build, Test, and Publish a Python Package to PyPI
Before you push a release to the Python Package Index, it pays to build and test it locally so you catch problems before your users do. This guide walks through the full workflow: setting up an isolated environment, installing your package in editable mode, running the test suite, building the distribution, validating the metadata, uploading with Twine, and tagging the release in Git. (If you are starting from scratch and need to structure the package itself first, see How To Create A Python Package .) Build, Test & Publish a PyPI Package venv create + activate → Install deps + pip -e . → Test pytest -v → Build python -m build → Check twine check → Upload twine upload → Tag git tag + push Test locally and validate metadata before you ever upload to PyPI. 1. Set up an isolated environment Install the Python version you need. If your package depends on TensorFlow, use Python 3.11, since the newest releases are not always supported right away. O...